Camoens, J. K., McDowell, R. E., VanVleck, L. D., & Rivera Anaya, J. D. (1976). Holsteins in Puerto Rico: III. Components of Variance Associated with Production Traits and Estimates of Heritability. The Journal of Agriculture of the University of Puerto Rico, 60(4), 551–558. https://doi.org/10.46429/jaupr.v60i4.10500