Taxon - Odkazy a literatura
Wilson D. E., Reeder D. M. (editors) (2005): Mammal Species of the World (MSW). A Taxonomic and Geographic Reference (3rd ed) [http://www.bucknell.edu/msw3] [jako Presbytis siamensis Müller and Schlegel, 1841]Datum citace: 5. prosinec 2008
IUCN Red List of Threatened Species 2024-1 [18134]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [jako Presbytis siamensis (Müller & Schlegel, 1841)]
Datum citace: 29. leden 2024
ASM Mammal Diversity Database 2.1 [1000675]
ASM Mammal Diversity Database [https://www.mammaldiversity.org/], American Society of Mammalogists [jako Presbytis siamensis (S. Müller & Schlegel in Temminck, 1841)]
Datum citace: 29. květen 2025