author = { Sofka, Wolfgang AND Grimpe, Christoph },

title = { Managing search strategies for open innovation the role of environmental munificence as well as internal and external R&D },

publisher = {ZEW},

keywords = { Europäische Union , Information Retrieval , Forschung und Entwicklung , Forschungskooperation , Open Access },

year = {2008},

booktitle = {ZEW Discussion Paper ; 08-075},

address = { Mannheim },

url = { http://slubdd.de/katalog?TN_libero_mab2 }