Mandal, Sanju, et al. “Isolation, Purification and Immuno-Biochemical Characterization of Gir and Jersey Seminal Plasma Fertility Associated Proteins”. International Journal of Livestock Research, vol. 9, no. 1, Jan. 2019, pp. 309-17, http://ijlr.org/ojs_journal/index.php/ijlr/article/view/1427.