@book{Kirmis2021,
author = {Kirmis, Max},
year = {2021},
language = {ger},
copyright = {https://creativecommons.org/public-domain/cc0/},
title = {Beiträge zur Wappen- u. Münzkunde Grosspolens},
url = "http://dx.doi.org/10.17169/refubium-31221",
}