Randel, P. F. (1967) “A Comparison of Blackstrap Molasses Fortified with Soybean Oilmeal and a Conventional Concentrate Mixture as a Supplement for Growing Heifers Fed Fair-Quality Forage”, The Journal of Agriculture of the University of Puerto Rico, 51(2), pp. 121–132. doi: 10.46429/jaupr.v51i2.11460.