MALAIVIJITNOND, S., and P. VARAVUDHI. “The Last Possible Troop of Semi-Wild Rhesus Macaque (Macaca Mulatta) in Thailand”. Tropical Natural History, vol. 2, no. 1, Feb. 2002, pp. 59-61, https://li01.tci-thaijo.org/index.php/tnh/article/view/102857.