Enrique Pérez, J. 1963. A Strain of Squash-Mosaic Virus and other Cucurbit Viruses Found in Puerto Rico, During 1958-62. The Journal of Agriculture of the University of Puerto Rico. 47, 3 (Jul. 1963), 141–153. DOI:https://doi.org/10.46429/jaupr.v47i3.12946.