Kennedy, Hubert (3.3. 2004). „Hössli, Heinrich”. u: Claude J. Summers. glbtq: An Encyclopedia of Gay, Lesbian, Bisexual, Transgender, and Queer Culture. Arhivirano iz originala na datum 2008-05-15. Pristupljeno 2010-02-25.
Endres, Nikolai (24.11. 2006). „Kertbeny, Károly Mária”. u: Claude J. Summers. glbtq: An Encyclopedia of Gay, Lesbian, Bisexual, Transgender, and Queer Culture. Arhivirano iz originala na datum 2015-06-26. Pristupljeno 2010-02-25.
Centers for Disease Control (CDC) (1982), "Opportunistic infections and Kaposi's sarcoma among Haitians in the United States", MMWR Morb Mortal Wkly Rep. 31(26): 353–354; 360–361. PMID 6811853
Kennedy, Hubert (3.3. 2004). „Hössli, Heinrich”. u: Claude J. Summers. glbtq: An Encyclopedia of Gay, Lesbian, Bisexual, Transgender, and Queer Culture. Arhivirano iz originala na datum 2008-05-15. Pristupljeno 2010-02-25.
Endres, Nikolai (24.11. 2006). „Kertbeny, Károly Mária”. u: Claude J. Summers. glbtq: An Encyclopedia of Gay, Lesbian, Bisexual, Transgender, and Queer Culture. Arhivirano iz originala na datum 2015-06-26. Pristupljeno 2010-02-25.