@book{102827,
	author = {Ortiz Olguín, Miguel.},
	title = {Aridisoles de illescas, mun. de Santo Domingo, S.L.P., y sus relaciones con Phaseolus vulgaris Var. Flor de mayo},
	publisher = {El autor,},
	year = {1980},
	address = {Chapingo, Méx. :}
}