@article {1667,
	title = {Competition and coexistence among Eupteryx leafhoppers (Hemiptera: Cicadellidae) occurring on stinging nettles (Urtica dioica)},
	journal = {Journal of Animal Ecology},
	volume = {49},
	number = {3},
	year = {1980},
	pages = {793-805},
	keywords = {Cicadellidae, competition, Eupteryx leafhoppers, Hemiptera, on stinging nettles, Pipunculidae, Urtica dioica},
	author = {Stiling, P. D.}
}
@article {1739,
	title = {Population changes in Neophilaenus lineatus (L.) (Homoptera: Cercopidae) in different parts of its range},
	journal = {Journal of Animal Ecology},
	volume = {40},
	year = {1971},
	pages = {425-443},
	keywords = {Cercopidae, Homoptera, Neophilaenus lineatus, Pipunculidae, population changes},
	author = {Whittaker, J. B.}
}
@article {1741,
	title = {Density regulation in a population of Philaenus spumarius (L.) (Homoptera: Cercopidae)},
	journal = {Journal of Animal Ecology},
	volume = {42},
	year = {1973},
	pages = {163-172},
	keywords = {Cercopidae, density regulation, Homoptera, Philaenus spumarius, Pipunculidae},
	author = {Whittaker, J. B.}
}
