Effects of postovulatory copulation among alpacas Huacaya (Vicugna pacos) on the embryonic survival rate Carla Fabiola Ramos Rivas, Jesús Martín Urviola Sánchez, Francisco Halley Rodríguez Huanca, Víctor Raúl Leyva Vallejos 323–328 2020-10-01
Copulation length on ovulatory and pregnancy rate in alpacas Jesús Martín Urviola Sánchez, Madeley Gladys Hilasaca Mamani, Francisco Halley Rodríguez Huanca, Víctor Raúl Leyva Vallejos 2021-11-14