Castellanos Ruelas, Arturo, J. Gabriel Rosado-Rubio, David A. Betancur-Ancona, y Manuel Heredia-y Aguilar. 2017. «Bone Copper Content in Sheep in Relation to Their Drinking Water Source». Ecosistemas Y Recursos Agropecuarios 4 (12):549-54. https://doi.org/10.19136/era.a4n12.1135.