@article {683,
	title = {Descripci{\'o}n de los machos y anotaciones sobre la biolog{\'{\i}a de Paratrigona anduzei y P. eutaeniata (Hymenoptera: Apidae: Meliponini) en Colombia},
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	chapter = {174-183},
	keywords = {Paratrigona anduzei (Schwarz 1943), Paratrigona eutaeniata Camargo \& Moure 1994},
	author = {Nates-Parra, G. and Gonzalez, V.H. and Ospina, T.}
}
@article {989,
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	chapter = {239-243.},
	author = {Gonzalez, V.H.}
}
@article {786,
	title = {NEW ANDEAN BEE SPECIES OF CHILICOLA SPINOLA (HYMENOPTERA: COLLETIDAE, XEROMELISSINAE) WITH NOTES ON THEIR BIOLOGY},
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	volume = {31},
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@article {769,
	title = {A NEW SPECIES OF CHLEROGAS FROM THE ANDES OF CENTRAL COLOMBIA (HYMENOPTERA: HALICTIDAE)},
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	year = {2009},
	chapter = {441-447},
	url = {www.unal.edu.co/icn/publicaciones/caldasia.htm},
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@article {772,
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	chapter = {449-457},
	issn = {0366-5232},
	author = {Engel, M.S.}
}
