@book{AppelfellerBuchholz2006,
  author    = {Appelfeller, Wieland and Buchholz, Wolfgang},
  title     = {Supplier relationship management},
  edition   = {1.Aufl., Nachdr},
  publisher = {Gabler},
  address   = {Wiesbaden},
  isbn      = {3-409-12687-2},
  pages     = {XXIV, 349 S. : Ill., graph. Da},
  year      = {2006},
  language  = {de}
}
@book{AppelfellerBuchholz2005,
  author    = {Appelfeller, Wieland and Buchholz, Wolfgang},
  title     = {Supplier-Relationship-Management},
  edition   = {1. Aufl.},
  publisher = {Gabler},
  address   = {Wiesbaden},
  isbn      = {3-409-12687-2},
  pages     = {XXIV, 349 S. : Ill., graph. Da},
  year      = {2005},
  language  = {de}
}
@book{Buchholz1996,
  author    = {Buchholz, Wolfgang},
  title     = {Time-to-market-Management},
  edition   = {1. Aufl.},
  publisher = {Kohlhammer},
  address   = {Stuttgart [u.a.]},
  isbn      = {3-17-014427-8},
  pages     = {320 S. : graph. Darst.},
  year      = {1996},
  language  = {de}
}
@book{Buchholz2001,
  author    = {Buchholz, Wolfgang},
  title     = {Supply chain solutions},
  edition   = {1. Aufl.},
  publisher = {Sch{\"a}ffer-Poeschel},
  address   = {Stuttgart},
  isbn      = {3-7910-1854-X},
  pages     = {IX, 355 S. : Ill., graph. Dars},
  year      = {2001},
  language  = {de}
}
@incollection{Buchholz2002,
  author    = {Buchholz, Wolfgang},
  title     = {Value Layer Procurement - Beschaffung als eigenst{\"a}ndiges Gesch{\"a}ftsmodell},
  series = {Hahn, D., Kaufmann, L.: Industrielles Beschaffungsmanagement},
  booktitle = {Hahn, D., Kaufmann, L.: Industrielles Beschaffungsmanagement},
  address   = {Wiesbaden},
  pages     = {819 -- 836},
  year      = {2002},
  language  = {de}
}
@incollection{Buchholz2002,
  author    = {Buchholz, Wolfgang},
  title     = {Procurement Balanced Scorecard - Instrument zur Risikominimierung in der Beschaffung},
  series = {Pastors, P.M. (Hrsg.): Risiken des Unternehmens vorbeugen und meistern},
  booktitle = {Pastors, P.M. (Hrsg.): Risiken des Unternehmens vorbeugen und meistern},
  publisher = {Mering},
  address   = {M{\"u}nchen},
  pages     = {381 -- 391},
  year      = {2002},
  language  = {de}
}
@incollection{Buchholz2002,
  author    = {Buchholz, Wolfgang},
  title     = {Netsourcing Implementation Program - Wie l{\"a}sst sich der maximale Nutzen aus der internetbasierten Beschaffung erzielen},
  series = {Dangelmaier, W., Emmrich, A., Kaschula, D.: Modelle im E-Business},
  booktitle = {Dangelmaier, W., Emmrich, A., Kaschula, D.: Modelle im E-Business},
  address   = {Paderborn},
  pages     = {569 -- 584},
  year      = {2002},
  language  = {de}
}
@incollection{Buchholz2001,
  author    = {Buchholz, Wolfgang},
  title     = {Netsourcing Implementation Program - Alles neu bei der Einf{\"u}hrung internetbasierter Beschaffungsl{\"o}sungen?},
  series = {Buchholz, W., Werner, H.: Supply Chain Solutions - Best Practices in e-Business},
  booktitle = {Buchholz, W., Werner, H.: Supply Chain Solutions - Best Practices in e-Business},
  address   = {Stuttgart},
  year      = {2001},
  language  = {de}
}
@incollection{Buchholz2001,
  author    = {Buchholz, Wolfgang},
  title     = {Netsourcing Business Models - Gesch{\"a}ftsmodelle f{\"u}r Einkaufsplattformen},
  series = {Dangel-maier, W., Pape, U., R{\"u}ther, M.: Die Supply Chain im Zeitalter von E-Business und Global Sourcing},
  booktitle = {Dangel-maier, W., Pape, U., R{\"u}ther, M.: Die Supply Chain im Zeitalter von E-Business und Global Sourcing},
  address   = {Paderborn},
  pages     = {37 -- 52},
  year      = {2001},
  language  = {de}
}
@incollection{Buchholz2000,
  author    = {Buchholz, Wolfgang},
  title     = {Supply Management und Outsourcing 85. Erg{\"a}nzung},
  series = {Der Einkaufs- und Lagerwirtschaftsberater},
  booktitle = {Der Einkaufs- und Lagerwirtschaftsberater},
  address   = {Wiesbaden},
  pages     = {1 -- 24},
  year      = {2000},
  language  = {de}
}
@incollection{BuchholzOlemotz2003,
  author    = {Buchholz, Wolfgang and Olemotz, Thomas},
  title     = {Steuerung von Logistiknetzwerken - Vom virtuellen 4 PL zum integrierten Logistikdienstleister.},
  series = {Bach, N., Buchholz, W., Eichler, B.: Gesch{\"a}ftsmodelle f{\"u}r Wertsch{\"o}pfungsnetzwerke},
  booktitle = {Bach, N., Buchholz, W., Eichler, B.: Gesch{\"a}ftsmodelle f{\"u}r Wertsch{\"o}pfungsnetzwerke},
  address   = {Wiesbaden},
  pages     = {369 -- 384},
  year      = {2003},
  language  = {de}
}
@incollection{Buchholz2003,
  author    = {Buchholz, Wolfgang},
  title     = {Gesch{\"a}ftsmodelle f{\"u}r Wertsch{\"o}pfungsnetzwerke - Begriffliche und konzeptionelle Grundlagen},
  series = {Bach, N., Buchholz, W., Eichler, B.: Gesch{\"a}ftsmodelle f{\"u}r Wertsch{\"o}pfungsnetzwerke},
  booktitle = {Bach, N., Buchholz, W., Eichler, B.: Gesch{\"a}ftsmodelle f{\"u}r Wertsch{\"o}pfungsnetzwerke},
  address   = {Wiesbaden},
  pages     = {1 -- 20},
  year      = {2003},
  language  = {de}
}
@incollection{BuchholzBroeder2003,
  author    = {Buchholz, Wolfgang and Br{\"o}der, Christine},
  title     = {Beschaffungsprozesse - Aufgaben und methodische Unterst{\"u}tzung im Zeitalter der Internet{\"o}konomie.},
  series = {Beschaffungsprozesse - Aufgaben und methodische Unterst{\"u}tzung im Zeitalter der Internet{\"o}konomie.},
  booktitle = {Beschaffungsprozesse - Aufgaben und methodische Unterst{\"u}tzung im Zeitalter der Internet{\"o}konomie.},
  edition   = {2.},
  year      = {2003},
  language  = {de}
}
@incollection{BuchholzMueller2003,
  author    = {Buchholz, Wolfgang and M{\"u}ller, Ren{\´e}},
  title     = {Outsourcing der Beschaffung vor dem Hintergrund der Internet-{\"O}konomie - Strategische {\"U}berlegungen und organisatorische Implikationen.},
  series = {Dangelmaier, W. et al.: Innovationen im E-Business},
  booktitle = {Dangelmaier, W. et al.: Innovationen im E-Business},
  address   = {Paderborn},
  pages     = {447 -- 458},
  year      = {2003},
  language  = {de}
}
@article{Buchholz1996,
  author    = {Buchholz, Wolfgang},
  title     = {Integration versus Desintegration - Das organisatorische Optimum in der Fertigung.},
  series = {Industrie Management},
  journal   = {Industrie Management},
  number    = {3},
  pages     = {6 -- 10},
  year      = {1996},
  language  = {de}
}
@article{BuchholzRoos2002,
  author    = {Buchholz, Wolfgang and Roos, Dietmar},
  title     = {Einf{\"u}hrung einer Procurement Balanced Scorecard (P-BSC) bei einem Hersteller f{\"u}r technische Kunststoffe},
  series = {Beschaffung aktuell},
  journal   = {Beschaffung aktuell},
  number    = {3},
  pages     = {54 -- 58},
  year      = {2002},
  language  = {de}
}
@article{Buchholz1999,
  author    = {Buchholz, Wolfgang},
  title     = {Outsourcing der Beschaffung - Strategische Ausrichtung und organisatorische Umsetzung},
  series = {Zeitschrift F{\"u}hrung und Organisation (ZFO)},
  journal   = {Zeitschrift F{\"u}hrung und Organisation (ZFO)},
  number    = {5},
  pages     = {271 -- 277},
  year      = {1999},
  language  = {de}
}
@article{Buchholz1999,
  author    = {Buchholz, Wolfgang},
  title     = {Leistungsmessung in der Beschaffung},
  series = {Beschaffung Aktuell},
  journal   = {Beschaffung Aktuell},
  number    = {12},
  pages     = {52 -- 54},
  year      = {1999},
  language  = {de}
}
@article{Buchholz1999,
  author    = {Buchholz, Wolfgang},
  title     = {Performance Measurement f{\"u}r die strategische Beschaffung},
  series = {CheManager},
  journal   = {CheManager},
  number    = {8},
  pages     = {14},
  year      = {1999},
  language  = {de}
}
@article{Buchholz1999,
  author    = {Buchholz, Wolfgang},
  title     = {Hoechst Procurement International (hpi) - Potenter Einkaufsdienstleister auch f{\"u}r konzernfremde Unternehmen.},
  series = {Consulting Report},
  journal   = {Consulting Report},
  number    = {1},
  pages     = {31 -- 33},
  year      = {1999},
  language  = {de}
}
@article{Buchholz1999,
  author    = {Buchholz, Wolfgang},
  title     = {Procurement Performance Tracking - DV-Tool zur Messung und Darstellung von Beschaffungsleistungen},
  series = {Beschaffung Aktuell},
  journal   = {Beschaffung Aktuell},
  number    = {5},
  pages     = {56 -- 57},
  year      = {1999},
  language  = {de}
}
@article{BuchholzKaufmann1998,
  author    = {Buchholz, Wolfgang and Kaufmann, Lutz},
  title     = {Spinning-off Procurement - Establishing an independent procurement company},
  series = {"PRACTIX- Best Practices in Purchasing \& Supply Chain Management" Vol. 2, Issue 2},
  journal   = {"PRACTIX- Best Practices in Purchasing \& Supply Chain Management" Vol. 2, Issue 2},
  number    = {December},
  pages     = {9 -- 12},
  year      = {1998},
  language  = {mul}
}
@article{BuchholzWerner1998,
  author    = {Buchholz, Wolfgang and Werner, Hartmut},
  title     = {Beschleunigte Produktentwicklung durch Vernetzung von Unternehmensprozessen},
  series = {"Marktforschung \& Management" (M\&M)},
  journal   = {"Marktforschung \& Management" (M\&M)},
  number    = {6},
  year      = {1998},
  language  = {de}
}
@article{BuchholzBach1998,
  author    = {Buchholz, Wolfgang and Bach, Norbert},
  title     = {Innovatie, Proces of Project?},
  series = {"PEM" (De beste Artikelen uit de buitenlandse Vaktijdschriften)},
  journal   = {"PEM" (De beste Artikelen uit de buitenlandse Vaktijdschriften)},
  number    = {2},
  pages     = {57 -- 65},
  year      = {1998},
  language  = {en}
}
@article{Buchholz1998,
  author    = {Buchholz, Wolfgang},
  title     = {Timingstrategien - Zeitoptimale Ausgestaltung von Produktentwicklungsbeginn und Markteintritt},
  series = {Schmalenbachs Zeitschrift f{\"u}r betriebswirtschaftliche Forschung (ZfbF)},
  journal   = {Schmalenbachs Zeitschrift f{\"u}r betriebswirtschaftliche Forschung (ZfbF)},
  number    = {1},
  pages     = {21 -- 40},
  year      = {1998},
  language  = {de}
}
@article{BuchholzBach1997,
  author    = {Buchholz, Wolfgang and Bach, Norbert},
  title     = {Innovation als Projekt oder Prozeß?},
  series = {"Zeitschrift F{\"u}hrung und Organisation" (ZFO)},
  journal   = {"Zeitschrift F{\"u}hrung und Organisation" (ZFO)},
  number    = {6},
  pages     = {340 -- 347},
  year      = {1997},
  language  = {de}
}
@article{Buchholz1997,
  author    = {Buchholz, Wolfgang},
  title     = {Strategien und Instrumente zur Verk{\"u}rzung der Produktentwicklungsdauer.},
  series = {"Die Betriebswirtschaft" (DBW)},
  journal   = {"Die Betriebswirtschaft" (DBW)},
  number    = {5},
  pages     = {694 -- 709},
  year      = {1997},
  language  = {de}
}
@book{BuchholzBachEichler2003,
  author    = {Buchholz, Wolfgang and Bach, Norbert and Eichler, Bernd},
  title     = {Gesch{\"a}ftsmodelle f{\"u}r Wertsch{\"o}pfungsnetzwerke},
  edition   = {1. Auflage},
  publisher = {Gabler},
  address   = {Wiesbaden},
  isbn      = {3-409-12315-6},
  year      = {2003},
  language  = {de}
}
@article{BuchholzWerner2001,
  author    = {Buchholz, Wolfgang and Werner, Hartmut},
  title     = {Supply Chain Solutions - Best Practices in e-Business},
  series = {Handelsblattreihe "Netzwert"},
  journal   = {Handelsblattreihe "Netzwert"},
  year      = {2001},
  language  = {mul}
}
@incollection{Buchholz2007,
  author    = {Buchholz, Wolfgang},
  title     = {Operationalisierung der Portfoliomethode zur Ableitung von Beschaffungsstrategien.},
  series = {Dangelmaier, W. et al.: Kundenindividuelle Produktion und lieferzeitoptimierte Unternehmensnetzwerke},
  booktitle = {Dangelmaier, W. et al.: Kundenindividuelle Produktion und lieferzeitoptimierte Unternehmensnetzwerke},
  address   = {Paderborn},
  year      = {2007},
  language  = {de}
}
@incollection{Buchholz2006,
  author    = {Buchholz, Wolfgang},
  title     = {Das GFSR-Modell zur Ausgestaltung einer Beschaffungsstrategie.},
  series = {Dangelmaier, W. et al.: Die Supply Chain von morgen},
  booktitle = {Dangelmaier, W. et al.: Die Supply Chain von morgen},
  address   = {Paderborn},
  year      = {2006},
  language  = {de}
}
@incollection{Buchholz1999,
  author    = {Buchholz, Wolfgang},
  title     = {Einkaufsleistungen messen.},
  series = {Der Einkaufs- und Lagerwirtschaftsberater, 84. Erg{\"a}nzung},
  booktitle = {Der Einkaufs- und Lagerwirtschaftsberater, 84. Erg{\"a}nzung},
  address   = {Wiesbaden},
  pages     = {1 -- 26},
  year      = {1999},
  language  = {mul}
}
@incollection{BuchholzMische1999,
  author    = {Buchholz, Wolfgang and Mische, Justus},
  title     = {Hoechst Procurement International (hpi) - Neuausrichtung der strategischen Beschaffung bei Hoechst.},
  series = {Hahn, D., Kaufmann, L.: Handbuch Industrielles Beschaffungsmanagement},
  booktitle = {Hahn, D., Kaufmann, L.: Handbuch Industrielles Beschaffungsmanagement},
  address   = {Wiesbaden},
  pages     = {640 -- 656},
  year      = {1999},
  language  = {de}
}
@article{Buchholz2007,
  author    = {Buchholz, Wolfgang},
  title     = {Materialrisiken und Lieferanten bewerten},
  series = {Beschaffung aktuell (BA)},
  journal   = {Beschaffung aktuell (BA)},
  number    = {9},
  pages     = {86 -- 88},
  year      = {2007},
  language  = {de}
}
@article{BuchholzAppelfellerSchulteindenBaeumen2006,
  author    = {Buchholz, Wolfgang and Appelfeller, Wieland and Schulte in den B{\"a}umen, Marcus},
  title     = {Prozesse optimieren},
  series = {Beschaffung aktuell (BA)},
  journal   = {Beschaffung aktuell (BA)},
  number    = {12},
  year      = {2006},
  language  = {mul}
}
@article{BuchholzAppelfellerSchulteindenBaeumen2006,
  author    = {Buchholz, Wolfgang and Appelfeller, Wieland and Schulte in den B{\"a}umen, Marcus},
  title     = {Materialgruppenstrategie},
  series = {Beschaffung aktuell},
  journal   = {Beschaffung aktuell},
  number    = {11},
  year      = {2006},
  language  = {mul}
}
@article{BuchholzAppelfellerSchulteindenBaeumen2006,
  author    = {Buchholz, Wolfgang and Appelfeller, Wieland and Schulte in den B{\"a}umen, Marcus},
  title     = {Strategie, Prozesse und IT},
  series = {Beschaffung aktuell},
  journal   = {Beschaffung aktuell},
  number    = {10},
  year      = {2006},
  language  = {de}
}
@article{BuchholzMoncada2006,
  author    = {Buchholz, Wolfgang and Moncada, Pablo},
  title     = {Ausgestaltung der Supply Chain in den Phasen des Produktlebenszyklus},
  series = {Supply Chain Management III/2006},
  journal   = {Supply Chain Management III/2006},
  number    = {III},
  pages     = {33 -- 39},
  year      = {2006},
  language  = {de}
}
@article{Buchholz2003,
  author    = {Buchholz, Wolfgang},
  title     = {e-Sourcing - Instrumente der internetbasierten strategischen Beschaffung},
  series = {Beschaffung aktuell},
  journal   = {Beschaffung aktuell},
  number    = {2},
  year      = {2003},
  language  = {de}
}
@article{Buchholz2002,
  author    = {Buchholz, Wolfgang},
  title     = {Messung und Darstellung von Beschaffungsleistungen},
  series = {"Schmalenbachs Zeitschrift f{\"u}r betriebswirtschaftliche Forschung" (ZfbF)},
  journal   = {"Schmalenbachs Zeitschrift f{\"u}r betriebswirtschaftliche Forschung" (ZfbF)},
  number    = {6},
  pages     = {363 -- 380},
  year      = {2002},
  language  = {de}
}
@article{BuchholzHelming2008,
  author    = {Buchholz, Wolfgang and Helming, Andy},
  title     = {Identifikation von Kernkompetenzen in der Produktentwicklung},
  series = {Zeitschrift F{\"u}hrung und Organisation},
  journal   = {Zeitschrift F{\"u}hrung und Organisation},
  number    = {5},
  pages     = {301 -- 309},
  year      = {2008},
  language  = {de}
}
@article{BuchholzStepniak2008,
  author    = {Buchholz, Wolfgang and Stepniak, Sherin},
  title     = {Procurement Service Providing: Konzeption - Branchenstudie - Praxisbeispiel},
  series = {Supply Chain Management},
  journal   = {Supply Chain Management},
  number    = {2},
  pages     = {7 -- 14},
  year      = {2008},
  language  = {mul}
}
@article{BuchholzKirsch2008,
  author    = {Buchholz, Wolfgang and Kirsch, Therese},
  title     = {An- und Auslaufmanagement},
  series = {Industrie Management},
  journal   = {Industrie Management},
  number    = {3},
  pages     = {45 -- 48},
  year      = {2008},
  language  = {de}
}
@incollection{BuchholzMeiners2008,
  author    = {Buchholz, Wolfgang and Meiners, Daniel},
  title     = {Attainment of higher quality for innovative ideas by systematic utilisation of external sources},
  series = {Attainment of higher quality for innovative ideas by systematic utilisation of external sources},
  booktitle = {Attainment of higher quality for innovative ideas by systematic utilisation of external sources},
  address   = {Hamburg},
  year      = {2008},
  language  = {en}
}
@book{AppelfellerBuchholz2011,
  author    = {Appelfeller, Wieland and Buchholz, Wolfgang},
  title     = {Supplier Realtionship Management - Strategie, Organisation und IT des modernen Beschaffungsmanagements},
  edition   = {2.},
  publisher = {Gabler},
  address   = {Wiesbaden},
  isbn      = {978-3-8349-1809-3},
  pages     = {402},
  year      = {2011},
  language  = {de}
}
@incollection{KirschBuchholzTeitscheid2012,
  author    = {Kirsch, Therese and Buchholz, Wolfgang and Teitscheid, Petra},
  title     = {Entwicklung eines Gestaltungsmodells zur nachhaltigen Rohstoffbeschaffung in der Ern{\"a}hrungswirtschaft},
  series = {R.Bogaschewsky / M.Eißing / R.Lasch / W.St{\"o}lzle, Supply Management Research - Aktuelle Forschungsergebnisse 2012},
  booktitle = {R.Bogaschewsky / M.Eißing / R.Lasch / W.St{\"o}lzle, Supply Management Research - Aktuelle Forschungsergebnisse 2012},
  edition   = {1},
  publisher = {Springer Gabler},
  address   = {Wiesbaden},
  isbn      = {978-3-8349-3927-2},
  pages     = {217 -- 239},
  year      = {2012},
  language  = {de}
}
@misc{KappelBuchholz2016,
  author    = {Kappel, Antonia and Buchholz, Wolfgang},
  title     = {Application of a Supply Net Mapping Model to improve strategic sourcing in the agricultural machinery industry. 25th Annual International Purchasing and Supply Education and Research Association (IPSERA) Conference: "Purchasing \& Supply Management - from efficiency to effectiveness in an integrated Supply Chain Management". Dortmund, Germany.},
  year      = {2016},
  language  = {en}
}
@misc{BuchholzKirschTeitscheid2012,
  author    = {Buchholz, Wolfgang and Kirsch, Therese and Teitscheid, Petra},
  title     = {Sustainable raw material procurement as an answer to the risk of supply in food industry, Leuphana Sustainability Summit, L{\"u}neburg 2012},
  year      = {2012},
  language  = {en}
}
@incollection{BuchholzKoester2009,
  author    = {Buchholz, Wolfgang and K{\"o}ster, Benjamin},
  title     = {Organisatorische Implikationen des Forward Sourcing - Prozess- und Aufbauorganisation der Lieferanteneinbindung in die Produktentwicklung},
  series = {Dangelmaier, W./Blecken, A./R{\"u}ngener, N. [Hrsg.]: Nachhaltigkeit in flexiblen Produktions- und Liefernetzwerken},
  booktitle = {Dangelmaier, W./Blecken, A./R{\"u}ngener, N. [Hrsg.]: Nachhaltigkeit in flexiblen Produktions- und Liefernetzwerken},
  edition   = {1. Aufl.},
  publisher = {Monsenstein und Vannerdat},
  address   = {M{\"u}nster},
  pages     = {105 -- 117},
  year      = {2009},
  language  = {de}
}
@article{BuchholzdeBie2012,
  author    = {Buchholz, Wolfgang and de Bie, Holger},
  title     = {Insourcing von prim{\"a}ren Wertsch{\"o}pfungsprozessen - Eine Option zur Gestaltung von Wertsch{\"o}pfungsarchitekturen},
  series = {Zeitschrift F{\"u}hrung und Organisation (ZFO)},
  volume    = {81. Jg.},
  journal   = {Zeitschrift F{\"u}hrung und Organisation (ZFO)},
  number    = {5},
  pages     = {314 -- 321},
  year      = {2012},
  language  = {de}
}