Armstrong, Arístides M. “ADDITIONAL, NEW RECORDS OF AHMYWORMS (SPODOPTERA FRUGIPERDA &  S. EXIGUA) ATTACKING CABBAGE IN PUERTO RICO”. The Journal of Agriculture of the University of Puerto Rico, vol. 78, no. 1-2, Apr. 1994, pp. 69-70, doi:10.46429/jaupr.v78i1-2.4258.