M. M. Islam, M. R. I. Talukder, N. Naher, P. K. Jha, M. M. U. Bhuiyan, and F. Y. Bari, “Pregnancy and lambing rates following direct transfer of vitrified embryos in field ewes of Bangladesh”, J. Adv. Vet. Anim. Res, vol. 12, no. 3, pp. 1081–1086, Dec. 2025.