@book{Pantenius2017,
author = {Pantenius, Theodor Hermann and Hoffmann, Hans and Frapan, Ilse},
year = {2017},
language = {ger},
copyright = {https://creativecommons.org/public-domain/cc0/},
title = {Um ein Ei},
url = "http://dx.doi.org/10.17169/refubium-24611",
}