Rodríguez, A. A., Rust, S. R., Tokoyama, M. T. and Riquelme, E. O. (1999) “CELL WALL DISAPPEARANCE IN A FORAGE SORGHUM HYBRID AND JOHNSON GRASS AFTER TREATMENT WITH A COMMERCIAL MULTI-ENZYME PREPARATION”, The Journal of Agriculture of the University of Puerto Rico, 83(1-2), pp. 89–95. doi: 10.46429/jaupr.v83i1-2.3866.