author = { Beckmann, Martin J. AND Puu, Tönu },

title = { Spatial structures },

publisher = {Springer},

isbn = {3540519572},

isbn = {0387519572},

keywords = { Regionalökonomik , Standorttheorie , Theorie , Aufsatzsammlung , Regionale Wirtschaftsstruktur },

year = {1990},

booktitle = {Advances in spatial and network economics},

address = { Berlin },

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