@book{99242,
	author = {Rainville, Earl David},
	title = {Ecuaciones diferenciales elementales},
	publisher = {Editorial F. Trillas},
	year = {1969.},
	series = {Biblioteca de matemática superior},
	address = {México},
	edition = {1. ed.},
	note = {Translation of Elementary differential equations, 3d ed., 1964.}
}