@book{PPN593047990,
title = {Die gruppentheoretischen Grundlagen Bd. 1},
series = {GDML\_Books},
publisher = {Teubner},
address = {Leipzig},
year = {1897},
language = {de},
url = {http://dml.mathdoc.fr/item/PPN593047990}
}
Fricke, Robert; Klein, Felix. Die gruppentheoretischen Grundlagen Bd. 1. GDML_Books (1897), http://gdmltest.u-ga.fr/item/PPN593047990/