https://digital.katalog.queersearch.org/s/katalog/item/40802 and https://digital.katalog.queersearch.org/s/katalog/item/40803, “A Manager´s Guide to Sexual Orientation in the Workplace”, https://digital.katalog.queersearch.org/s/katalog/item/48623, QueerSearch, accessed 2. Mai 2025, https://digital.katalog.queersearch.org/s/katalog/item/17060