author = { Knispel, Bernd U. },

title = { A new approach to protection: a non-mathematical introduction to the concept of real protection },

publisher = {},

keywords = { Hochschulschrift , Außenhandel , Zollpolitik , Außenhandelspolitik , Schutzzoll },

year = {1973},

address = { },

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