https://digital.katalog.queersearch.org/s/katalog/item/44359, “Mein Pro-Aging Manifest: Heiterkeit und Weisheit des Alters”, https://digital.katalog.queersearch.org/s/katalog/item/50358, QueerSearch, accessed 16. Juni 2025, https://digital.katalog.queersearch.org/s/katalog/item/27924