“Masturbation in Male Capped Langurs (Trachypithecus Pileatus) at Lawachara National Park, Bangladesh”. Bangladesh Journal of Zoology 49, no. 3 (April 28, 2022): 441–445. Accessed June 30, 2026. https://www.banglajol.info/index.php/BJZ/article/view/58518.