Salimi, M. H., N. Ghavi Hossein-Zadeh, A. A. Shadparvar, and A. R. Eghbal. “Genetic Evaluation of Dystocia and Its Relationship With Productive and Reproductive Traits in Holstein Cows”. Revista Colombiana De Ciencias Pecuarias, vol. 30, no. 2, Apr. 2017, pp. 126-37, doi:10.17533/udea.rccp.v30n2a04.