@inbook {1767,
	title = {Diptera: Pipunculidae},
	booktitle = {Agricultural Insects, Spiders, Plant Diseases, and Weeds of Xizang},
	volume = {2},
	year = {1987},
	pages = {177-180},
	keywords = {Pipunculidae},
	author = {Yang, C. k. and Xu, Y.}
}
@article {1768,
	title = {The big-headed flies of Shaanxi (Diptera: Pipunculidae)},
	journal = {Entomotaxonomia},
	volume = {11},
	number = {1-2},
	year = {1989},
	pages = {157-162},
	abstract = {This paper treats of descriptions of six new species from Shannxi. The diagnostic characters are given. (The new species of Verallia triloba, Pipunculus huashanensis, P. altenuatus, P. orthogoninus, P. hardyi and P. revolutus.)},
	keywords = {description, diagnostic characters, Dipte, Pipunculus attenuatus new species, Pipunculus hardyi new species, Pipunculus huashanensis new species, Pipunculus orthogoninus new species, Pipunculus revolutus new species, Shaanxi, Verrallia triloba new species},
	author = {Yang, C. k. and Xu, Y.}
}
