@book{ 0-1146617895, title = {Die geographischen Grundlagen der Verkehrswirtschaft}, author = {Schmidt, Peter Heinrich}, address = {Jena}, publisher = {Fischer}, year = {1934}, language = {German}, url = {http://d-nb.info/362331286/04}, url = {https://katalog.bibliothek.tu-chemnitz.de/Record/0-1146617895} }