Puttemans, Arsene. “SOME DATA CONCERNING THE HISTORY OF PHYTOPATHOLOGY IN BRAZIL AND THE FIRST NOTICES OF DISEASES OF PLANTS IN THE COUNTRY”. The Journal of Agriculture of the University of Puerto Rico 24, no. 3 (July 1, 1940): 77–107. Accessed November 23, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/13596.