BUSTILLO, ALEX E. “BIOLOGICAL STUDY OF THE GIANT METER, Oxydia Trychiata, PLAGUE OF CONIFERAS IN COLOMBIA”. Revista Colombiana de Entomología 2, no. 2 (June 30, 1976): 41–61. Accessed May 18, 2024. https://revistacolombianaentomologia.univalle.edu.co/index.php/SOCOLEN/article/view/10409.