Matz, Julius. “RECENT DEVELOPMENTS IN THE STUDY OF THE NATURE OF MOSAIC DISEASE OF SUGAR CANE AND OTHER PLANTS”. The Journal of Agriculture of the University of Puerto Rico 6, no. 3 (July 1, 1922): 22–27. Accessed November 26, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/15125.