Rasmussen, C.; Orihuela-Pasquel, P.; Sánchez-Bocanegra, V. H. Trigona Jurine, 1807 Bees (Hymenoptera: Apidae) As Pests of Physic Nut (Euphorbiaceae: Jatropha Curcas) in Peru. ENTO 2009, 24, 31-34.