@article {310325,
	title = {Superiority of Conspecific Faces and Reduced Inversion Effect in Face Perception by a Chimpanzee},
	journal = {Folia Primatol},
	volume = {61},
	year = {1993},
	month = {1993},
	pages = {110 - 114},
	isbn = {0015-5713},
	url = {http://www.karger.com/DOI/10.1159/000156737},
	author = {Tomonaga, M. and Itakura, S. and Matsuzawa, T.}
}
