Sharma, Mona, Satyendra Pal Singh, Madhu Tiwari, Deepak Sharma, Avneesh Kumar, Rakesh Goel, and Brijesh Yadav. 2019. “Fixation of T Allele in C>T Polymorphism in Intron IV Region of Secreted Phosphoprotein 1 (SPP1) Gene in Indian Cattle Breeds”. International Journal of Livestock Research 9 (9). India:116-21. https://ijlr.org/ojs_journal/index.php/ijlr/article/view/1122.