Chaudhuri, S., Murmu, A., Talukder, B., & Alfred, J. R. B. (2004). A Population Survey of Hanuman Langurs in the District of Purulia, West Bengal. Records of the Zoological Survey of India, 103(3-4), 47–54. https://doi.org/10.26515/rzsi/v103/i3-4/2004/159337