E. L. MELO-MOLINA, C. A. ORTEGA-OJEDA, and A. GAIGL, “The effect of nematodes on larvae of Phyllophaga menetriesi and Anomala inconstans (Coleoptera: Melolonthidae)”, Rev. Colomb. Entomol., vol. 33, no. 1, pp. 21–26, Jun. 2007.