Nigam, Parag, R C Katoch, Mandeep Sharma, and Shubhash Verma. 2012. “Investigations on Listeriosis Associated With Reproductive Disorders of Domestic Animals in Himachal Pradesh”. The Indian Journal of Animal Sciences 69 (3). https://epubs.icar.org.in/index.php/IJAnS/article/view/20305.