@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}
}