Baruselli, P.S. et al. 2003. Half dose of prostaglandin F2a is effective to induce luteolysis in the synchronization of ovulation protocol for fixed-time artificial insemination in buffalo (Bubalus bubalis). Brazilian Journal of Veterinary Research and Animal Science. 40, 6 (Jan. 2003), 397–402. DOI:https://doi.org/10.1590/S1413-95962003000600002.