Nguyen, B. “Effect of Cysteine in Maturation Medium on Embryos Development by in Vitro Fertilization (IVF) in Porcine”. VNUHCM Journal of Science and Technology Development, Vol. 19, no. 2, June 2016, pp. 19-26, doi:https://doi.org/10.32508/stdj.v19i2.799.