KUTIY, C IBRAHEEM. “Effect of Post-Insemination Clitoris Massage on Conception Rate and Duration of Oestrus in Crossbred Cows With Prolonged Oestrus”. The Indian Journal of Animal Sciences, vol. 76, no. 1, Jan. 2011, https://epubs.icar.org.in/index.php/IJAnS/article/view/3518.