https://digital.katalog.queersearch.org/s/katalog/item/43292, “The Role of Political and Sexual Identity in the Works of Klaus Mann: Diss.phil.”, https://digital.katalog.queersearch.org/s/katalog/item/47827, QueerSearch, accessed 1. Mai 2025, https://digital.katalog.queersearch.org/s/katalog/item/25967