Valdes-Socin, H. (9. januar 2021): «The syndrome of Toulouse-Lautrec», Journal of Endocrinological Investigation. Springer Science and Business Media LLC. 44 (9): 2013–2014. doi:10.1007/s40618-020-01490-4. ISSN 1720-8386. OCLC 8875586623. PMID 33423220. S2CID 231576363.
Valdes-Socin, H. (9. januar 2021): «The syndrome of Toulouse-Lautrec», Journal of Endocrinological Investigation. Springer Science and Business Media LLC. 44 (9): 2013–2014. doi:10.1007/s40618-020-01490-4. ISSN 1720-8386. OCLC 8875586623. PMID 33423220. S2CID 231576363.
Valdes-Socin, H. (9. januar 2021): «The syndrome of Toulouse-Lautrec», Journal of Endocrinological Investigation. Springer Science and Business Media LLC. 44 (9): 2013–2014. doi:10.1007/s40618-020-01490-4. ISSN 1720-8386. OCLC 8875586623. PMID 33423220. S2CID 231576363.
Harris, Nathaniel (1989): The Art of Toulouse-Lautrec. New York: Gallery Books. OCLC 1193360125; s. 27.
Toulouse-Lautrec, Henri , Natanson, Thadée , & Frankfurter, Alfred M. (1950): Toulouse-Lautrec: the man. N.p. OCLC 38609256; s. 120.