https://digital.katalog.queersearch.org/s/katalog/item/43358, https://digital.katalog.queersearch.org/s/katalog/item/38767, and https://digital.katalog.queersearch.org/s/katalog/item/45434, “Die Sexualität der Frau”, https://digital.katalog.queersearch.org/s/katalog/item/47521, QueerSearch, accessed 14. März 2025, https://digital.katalog.queersearch.org/s/katalog/item/30371