@misc{KappelSchieleBuchholz2017,
  author    = {Antonia Kappel and Holger Schiele and Wolfgang Buchholz},
  title     = {How to capture suppliers' relationships with competitors and complementors? - An approach to supply network mapping using a World Caf{\´e} method, 26th Annual International Purchasing and Supply Education and Research Association (IPSERA) Conference: "Coping with the Future: Picking your Battles", Budapest/Balatonfured, Hungary},
  institution = {Wirtschaft (MSB)},
  type      = {lecture},
  year        = {2017},
}