@article {39592,
	title = {A study of a population of the house martin (Delichon urbica (L.)) feather louse Br{\"u}elia gracilis (Mallophaga: Ischnocera) in Lincolnshire, UK},
	journal = {Entomologist},
	volume = {113},
	year = {1994},
	month = {1994},
	pages = {198 - 204},
	author = {Clark,Frank and Farrel,J. and L. A. Hill}
}
