https://digital.katalog.queersearch.org/s/katalog/item/45191, “Queer Urbanisms in Wilhelmine and Weimar Germany: Of Towns and Villages”, https://digital.katalog.queersearch.org/s/katalog/item/50946, QueerSearch, accessed 16. Mai 2025, https://digital.katalog.queersearch.org/s/katalog/item/29873