Maital, S.S.MaitalFrenkel, A.A.FrenkelGrupp, H.H.GruppKoschatzky, K.K.KoschatzkyShlomo, M.M.Shlomo2022-03-032022-03-031994https://publica.fraunhofer.de/handle/publica/18517710.1007/BF01236407en303600330Relation between the average complexity of high-tech products and their diversity. An empirical test of evolutionary modelsjournal article