https://digital.katalog.queersearch.org/s/katalog/item/38812, “Mein Herz - Mein Feind - Mein Denkmal: Drei Fotoessays”, https://digital.katalog.queersearch.org/s/katalog/item/48635, QueerSearch, accessed 29. April 2025, https://digital.katalog.queersearch.org/s/katalog/item/18185