@article {700,
	title = {Nesting habitats and rates of cell parasitism in some bee species of the genera Ancyloscelis, Centris, and Euglossa (Hymenoptera: Apidae) from Colombia},
	journal = {Bolet{\'{\i}n del Museo de Entomolog{\'{\i}a de la Universidad del Valle},
	volume = {8},
	year = {2007},
	chapter = {23-29},
	author = {Gonzalez, V.H. and Palacios, E. and Trujillo, E.}
}
