Rohilla, P P, and K M Bujarbaruah. “Ethogram of Furrowing Behaviour in Hampsire Gilts in North-Eastern Hills Region of Nagaland”. The Indian Journal of Animal Sciences 68, no. 3 (June 14, 2012). Accessed October 24, 2025. https://epubs.icar.org.in/index.php/IJAnS/article/view/19971.