Valverde-Abarca, A., Madrigal-Valverde, M., Camacho-Calvo, M., Zambrana-Jiménez, A. and López, L. (2018) “Effect of breed composition on sperm quality of boar”, Agronomía Mesoamericana, 29(3), pp. 485–506. doi: 10.15517/ma.v29i3.32445.