https://digital.katalog.queersearch.org/s/katalog/item/42024 and https://digital.katalog.queersearch.org/s/katalog/item/42025, “To Survive on This Shore: Photographs and Interviews with Transgender and Gender Nonconforming Older Adults”, https://digital.katalog.queersearch.org/s/katalog/item/47922, QueerSearch, accessed 20. Juni 2025, https://digital.katalog.queersearch.org/s/katalog/item/19670