Khandoker, M., Sultana, A., Akter, Q., Tareq, K., Mia, M., Husain, S. and Notter, D. (2012) “Synchronization Of Estrus In Black Bengal Does”, Bangladesh Journal of Animal Science, 38(1-2), pp. 7–14. doi: 10.3329/bjas.v38i1-2.9907.