author = { Hasse, Helmut Martinet, Jacques },

title = { Über die Klassenzahl abelscher Zahlkörper },

edition = { Reprint 2021 } ,

publisher = {De Gruyter},

isbn = {9783112544129},

keywords = { NON-CLASSIFIABLE },

year = {[2022]},

address = { Berlin },

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