(Translated by https://www.hiragana.jp/)
@misc{Braun_Franz_Geopolitischer,
author={Braun, Franz and Ziegfeld, A. Hillen},
howpublished={online},
publisher={L. Ehlermann},
language={ger},
title={Geopolitischer Geschichtsatlas},
type={atlas},
keywords={atlas historyczny},
}