Jaman, M., P. Mishra, M. Rahman, and M. Alam. “Clinical and Laboratory Investigation on the Recurrence of the Umbilical Hernia After Herniorrhaphy in Bovine Calves”. Journal of the Bangladesh Agricultural University, Vol. 16, no. 3, Dec. 2018, pp. 464-70, doi:10.3329/jbau.v16i3.39418.