https://digital.katalog.queersearch.org/s/katalog/item/45871 and https://digital.katalog.queersearch.org/s/katalog/item/42656, “DEREK JARMAN WERKSCHAU”, [1990-1999], QueerSearch, accessed 14. Mai 2025, https://digital.katalog.queersearch.org/s/katalog/item/31602