https://digital.katalog.queersearch.org/s/katalog/item/63901, “Monuments et formes de commémorations des victimes homosexuelles du nazisme”, https://digital.katalog.queersearch.org/s/katalog/item/50493, QueerSearch, accessed 1. Mai 2025, https://digital.katalog.queersearch.org/s/katalog/item/55739