Hamilton C, Fragaszy DM. Observation of weapon use in a group of semi-free tufted capuchins (Sapajus spp). Neotrop. Primates [Internet]. 2014 Dec. 1 [cited 2024 Jul. 4];21(2):199-201. Available from: https://primate.socgen.ucla.edu/index.php/multivitaminic/article/view/163