@article {1734,
	title = {Big headed flies: a preliminary list for the Sheffield area and Derbyshire},
	journal = {Derbyshire Entomological Society Journal},
	volume = {111},
	year = {1993},
	pages = {22-24},
	keywords = {big-headed flies, Derbyshire, list, new records, Pipunculidae, Sheffield},
	author = {Whiteley, D.}
}
