Patel, B. M., P. C. Shukla, and P. M. Talpada. 1972. “Effect of Feeding Different Levels of D. C. P. On Growth of Heifers”. The Indian Journal of Nutrition and Dietetics 9 (5):282-84. https://informaticsjournals.co.in/index.php/ijnd/article/view/10563.