https://digital.katalog.queersearch.org/s/katalog/item/42492 and https://digital.katalog.queersearch.org/s/katalog/item/42671, “Schallerzelt, Leo Magazin 2019 – Rosa Montag”, 2019, QueerSearch, accessed 13. März 2025, https://digital.katalog.queersearch.org/s/katalog/item/21242