@article {1590,
	title = {Biological control of citrus blackfly in Texas},
	journal = {Dissertation Abstracts International (B)},
	volume = {43},
	number = {11},
	year = {1983},
	pages = {3474},
	author = {Summy, K.R.}
}
@article {1591,
	title = {Regulation of citrus blackfly (Homoptera: Aleyrodidae) by Encarsia opulenta (Hymenoptera: Aphelinidae) on Texas citrus},
	journal = {Biological Control},
	volume = {2},
	year = {1992},
	pages = {19-27},
	author = {Summy, K.R. and Gilstrap, F.E.}
}
@article {1592,
	title = { Aleurocanthus woglumi (Hom.: Aleyrodidae) and Encarsia opulenta (Hym.: Encyrtidae): density dependent relationship between adult parasite aggregation and mortality of the host},
	journal = {Entomophaga},
	volume = {30},
	number = {2},
	year = {1985},
	month = {31-Jul-85},
	pages = {107-112},
	author = {Summy, K.R. and Gilstrap, F.E. and Hart, W.G.}
}
