D. K. SWAIN, P. SWARNKAR, J. KUMAR, and S. YADAV, “Evaluation of in vitro longevity of caprine cauda epididymal sperms at different storage intervals of time”, Indian J of Anim Sci, vol. 82, no. 11, pp. 1347–1350, Nov. 2012, doi: 10.56093/ijans.v82i11.25144.