@inbook {2454,
	title = {Biology of Cognition (1970)},
	booktitle = {Autopoiesis and Cognition. The Realization of the Living},
	year = {1980},
	publisher = {Reidel},
	organization = {Reidel},
	address = {Dordrecht},
	author = {Maturana, Humberto R. and Varela, Francisco J.}
}
