Röhe F, Silva-Jr JS. Confirmation of Callicebus dubius (Pitheciidae) distribution and evidence of invasion into the geographic range of Callicebus stephennashi. Neotrop. Primates [Internet]. 2009 Dec. 1 [cited 2024 Dec. 22];16(2):71-3. Available from: https://primate.socgen.ucla.edu/index.php/multivitaminic/article/view/700