@article {309581,
	title = {Reasoning in the chimpanzee: I. Analogical reasoning},
	journal = {Journal of Experimental Psychology: Animal Behavior Processes},
	volume = {7},
	year = {1981},
	pages = {1-17},
	chapter = {1},
	doi = {10.1037/0097-7403.7.1.1},
	author = {Gillan, D. and Premack, D. and Woodruff, G.}
}
