TY - GEN A1 - Kappel, Antonia A1 - Buchholz, Wolfgang T1 - 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. Y1 - 2016 ER - TY - GEN A1 - Buchholz, Wolfgang A1 - Kirsch, Therese A1 - Teitscheid, Petra T1 - Sustainable raw material procurement as an answer to the risk of supply in food industry, Leuphana Sustainability Summit, Lüneburg 2012 Y1 - 2012 ER - TY - GEN A1 - Buchholz, Wolfgang A1 - Crone, Niklas A1 - de Bie, Holger T1 - Changing the Value Chain - Conceptional Framework and Case Studies for In- and Outsourcing Strategies, EIASM Colloquium on Organisational Change and Development - Advances, Challenges and Development, Malta 2011 Y1 - 2011 ER - TY - GEN A1 - Kirsch, Therese A1 - Buchholz, Wolfgang A1 - Teitscheid, Petra T1 - Entwicklung eines Gestaltungsmodells zur nachhaltigen Rohstoffbeschaffung in der Ernährungswirtschaft, BME Wissenschaftssymposium Würzburg 2012 Y1 - 2012 ER - TY - GEN A1 - Buchholz, Wolfgang A1 - de Bie, Holger A1 - Bach, Norbert T1 - Determinanten zur Wahl von Concurrent Sourcing als duale Beschaffungsstrategie - Eine explorative empirische Untersuchung in der Landmaschinen- und Chemieindustrie, BME Wissenschaftssymposium, Würzburg 2014 Y1 - 2014 ER - TY - GEN A1 - Buchholz, Wolfgang A1 - Meiners, Daniel T1 - Gestaltung der Supply Chain in Abhängigkeit der Wachstumsstrategie bei mittelstädischen Unternehmen, BME Wissenschaftssymposium, Würzburg 2014 Y1 - 2014 ER - TY - GEN A1 - Buchholz, Wolfgang A1 - de Bie, Holger A1 - Bach, Norbert T1 - Rationales and Industry Differences of Concurrent Sourcing in the German Agricultural and Chemical Industry. 23rd Annual International Purchasing and Supply Education and Research Association (IPSERA) Conference: "Purchasing and Supply Management in Difficult Times - The Sky is the Limit". Pretoria, Südafrika. 13.-16. April 2014 Y1 - 2014 ER - TY - GEN A1 - Buchholz, Wolfgang A1 - Grawe, Thomas A1 - Lührmann, Matthias T1 - How to apply buyer-supplier-supplier relationships for defining sourcing strategies. 24th Annual International Purchasing and Supply Education and Research Association (IPSERA) Conference: "Preparing for new competitive challenges". Amsterdam, Netherlands. 29. March -1. April 2015 Y1 - 2015 ER - TY - GEN A1 - Kappel, Antonia A1 - Schiele, Holger A1 - Buchholz, Wolfgang T1 - How to capture suppliers’ relationships with competitors and complementors? - An approach to supply network mapping using a World Café method, 26th Annual International Purchasing and Supply Education and Research Association (IPSERA) Conference: "Coping with the Future: Picking your Battles", Budapest/Balatonfured, Hungary Y1 - 2017 ER - TY - GEN A1 - Holt, Christian A1 - Buchholz, Wolfgang A1 - de Bie, Holger T1 - How to identify indirect material for global sourcing? Conceptualization of a portfolio matrix based on an exploratory empirical study, 26th Annual International Purchasing and Supply Education and Research Association (IPSERA) Conference: "Coping with the Future: Picking your Battles", Budapest/Balatonfured, Hungary , 2017 Y1 - 2017 ER -