KHAN, M. H., NATH, K. C., DEKA, B. C., NASKAR, S., BARDOLOI, R. K., BHUYAN, D., & KUMAR, S. (2012). Effect of different extenders on cryopreservation of Hampshire and crossbred boar semen. The Indian Journal of Animal Sciences, 82(1). https://epubs.icar.org.in/index.php/IJAnS/article/view/13829