Araújo, M.L. de et al. 2019. Application of low dose of equine chorionic gonadotropin at acupoint Hou Hai for fixed-time artificial insemination in beef cows. Semina: Ciências Agrárias. 40, 6 (Aug. 2019), 2625–2636. DOI:https://doi.org/10.5433/1679-0359.2019v40n6p2625.