@book { WhichFactorsDeterminetheSuccessorFailureofStartupCompaniesAStartupEcosystemAnalysisofHungaryGermanyandtheUS, title = "Which Factors Determine the Success or Failure of Startup Companies? A Startup Ecosystem Analysis of Hungary, Germany and the US", author = "Christoph {Kotsch}", year = "2017", publisher = "Anchor Academic Publishing", address = "Hamburg, Germany", url = "https://m.anchor-publishing.com/document/372342" }