author = { Hertel, Gisa AND Hertel, Peter },

title = { Ungelöste Rätsel alter Erdkarten },

publisher = {Haack},

keywords = { Early maps , Cartography , History , Prehistoric peoples , Curiosities and wonders , Historische Karte , Phänomen },

year = {1983},

abstract = {Literaturverz. S. 94 - 96},

booktitle = {Geographische Bausteine ; N.R., 22},

address = { Gotha },

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