Gallardo-Covas, F. 1987. PLATYPUS RATZEBURGI CHAPUIS (COLEOPTERA: PLATYPODIDAE): A NEW PEST ATTACKING COFFEE. The Journal of Agriculture of the University of Puerto Rico. 71, 3 (Jul. 1987), 335–336. DOI:https://doi.org/10.46429/jaupr.v71i3.6977.