Dey, A., D. Deb, S. D. Chaudhuri, and P. Chaudhuri. “A Preliminary Study on Avifaunal Species Diversity of Maharaja Bir Bikram College Campus, Tripura, North East India”. International Multidisciplinary Research Journal, vol. 3, no. 2, Mar. 2014, pp. 36-43, https://updatepublishing.com/journal/index.php/imrj/article/view/1672.