Newman, R., S. McKeown, T. Quirke, and R. M. O’Riordan. “The Effect of a New Enclosure on the Behaviour of a Large Captive Group of Lion-Tailed Macaques Macaca Silenus”. Journal of Zoo and Aquarium Research, vol. 9, no. 1, Jan. 2021, pp. 20-25, doi:10.19227/jzar.v9i1.397.