@article {269,
	title = {Does the Abundance of Hoverfly (Syrphidae) Mimics Depend on the Numbers of Their Hymenopteran Models?},
	journal = {Evolution},
	volume = {58},
	number = {2},
	year = {2004},
	pages = {367-375},
	keywords = {Mimicry, Syrphidae},
	author = {Howarth, B and Edmunds, M and Gilbert, F.}
}
@article {1778,
	title = {New aphids prey of Pseudodoros clavatus (Fabricius, 1794) (Diptera, Syrphidae) potential agent to the biological control},
	journal = {Bolet{\'{\i}n de la Asociacion espa{\~n}ola de Entomologia},
	volume = {28},
	year = {2004},
	pages = {245-249},
	keywords = {Pseudodoros, Pseudodoros (Dioprosopa) clavatus (Fabricius)},
	url = {http://www.entomologica.es/index.php?d=publicaciones\&num=33\&w=746\&ft=1},
	author = {Arcaya, E. and Diaz, D. and Marcos-Garc{\'{\i}a, M. A.}
}
