Singh, Mahak, M K Patra, R Talimoa Mollie, Ebibeni Ngullie, and D J Rajkhowa. 2019. “Artificial Insemination in Pig: Technology for Producing Quality Piglets in Nagaland”. Indian Farming 69 (7). https://epubs.icar.org.in/index.php/IndFarm/article/view/93542.