https://digital.katalog.queersearch.org/s/katalog/item/38116 and https://digital.katalog.queersearch.org/s/katalog/item/41355, “Schwulxx-Comix: Stars in Strips”, https://digital.katalog.queersearch.org/s/katalog/item/48831, QueerSearch, accessed 15. Juni 2025, https://digital.katalog.queersearch.org/s/katalog/item/17942