@article {2337,
	title = {Nitrogen mineralization and microbial populations in cow dung, dung balls and underlying soil affected by paracoprid dung beetles},
	journal = {Soil Biology and Biochemistry},
	volume = {23},
	number = {7},
	year = {1991},
	note = {digital copy},
	pages = {649-653},
	keywords = {dung beetle, ecological function, ecosystem service},
	author = {Yokoyama, K. and Kai, H. and Koga, T. and Aibe, T.}
}
@article {2340,
	title = {Paracoprid dung beetles and gaseous loss of nitrogen from cow dung},
	journal = {Soil Biology and Biochemistry},
	volume = {23},
	number = {7},
	year = {1991},
	note = {digital copy},
	pages = {643-647},
	keywords = {Biological breakdown, COLEOPTERA, Cow dung nitrogen liberation role, dung beetle, ecological function, ecosystem service, Insecta, Onthophagus lenzii ( Scarabaeidae ) : Element cycles, Polyphaga, Scarabaeidae : Scarabaeoidea},
	author = {Yokoyama, K. and Kai, H. and Tsuchiyama, H.}
}
