Aquino, F., and E. P. Atabay. “In Vitro Embryo Production and Transfer of Bubaline Embryos Using Oocytes Derived from Transvaginal Ultrasound-Guided Follicular Aspiration (TUFA)”. International Journal of Applied Sciences and Biotechnology, Vol. 2, no. 2, June 2014, pp. 180-4, doi:10.3126/ijasbt.v2i2.10369.