- Morales, R. J. A., and A. P. Bhaktar. 1984. Nest and colonial structure of Theoborus theobromae Hopkins (Coleoptera: Scolytidae) Abstract. 17597.
- Morales, R. J. A. 1984. Estructura de los nidos y comportamiento subsocial de Xyleborus volvulus (Fabricius) (Coleoptera, Scolytidae). Folia Entomologia Mexicana 6135-47.
- Morales, N. E., J. C. Zanuncio, E. N. Marques, D. Pratissoli, and L. Couto. 1999. Indices populacionais de besouros Scolytidae em reflorestamento de Eucalyptus grandis W Hill ex Maiden no municipio de Antonio Dias, Minas Gerais [Population indexes of Scolytidae in an Eucalyptus grandis W Hill ex Maiden Plantation in Antonio Dias, Minas Gerais, Brazil]. Revista Arvore 23359-363.
- Guharay, F., J. Monterrey, C. Jimenez, M. Barrios, R. Morales, S. Morales, and N. Quintero. 1997. Manejo ecologico de la broca de café en Nicaragua. [Ecological management of the coffee borer in Nicaragua]. Pages 353-367 In Memoirs of the XVIII Latin American Symposium of Coffee Production, Costa Rica. IICA Miscellaneous Publication No. A1-SC-97-05.
- Morales, N., J. Zanuncio, E. Marques, D. Pratissoli, and L. Couto. 1999. Indices populacionais de besouros Scolytidae em reflorestamento de Eucalyptus grandis W. Hill ex Maiden no municipio de Antonio Dias, Minas Gerais. [Population indexes of Scolytidae in an Eucalyptus grandis W. Hill ex Maiden plantation in Antonio Dias, Minas Gerais, Brazil]. Revista Árvore 23:359-363.
- Várela R., A., and E. Morales. 1996. Characterization of some Beauveria bassiana isolates and their virulence toward the coffee berry borer Hypothenemus hampei . Journal of Invertebrate Pathology 67:147-152.