Dharmawan, R., P. Surjowardojo, and T. E. Susilorini. “Analisis Profil Protein Darah Induk Kambing Peranakan Etawah Bunting Tua Dengan Perlakuan Steaming Up”. TERNAK TROPIKA Journal of Tropical Animal Production, vol. 20, no. 1, June 2019, pp. 46-52, doi:10.21776/ub.jtapro.2019.020.01.6.