@book {5415,
	title = {Arboles tropicales de M{\'e}xico},
	year = {1968},
	note = {041, 080, 167},
	publisher = {Instituto Nacional de Investigaciones Forestales},
	organization = {Instituto Nacional de Investigaciones Forestales},
	chapter = {142-147},
	address = {M{\'e}xico},
	author = {Pennington, T. D. and J. Sarukhan}
}
