Bila, L., Tyasi, T. L., Fourie, P., & Katikati, A. (2020). Classification and regression tree analysis to predict calving ease in Sussex heifers using pelvic area dimensions and morphological trait. Journal of Advanced Veterinary and Animal Research, 8(1), 164–172. Retrieved from https://banglajol.info/index.php/JAVAR/article/view/76040