@book{13886,
	author = {Ramirez Vazquez, José},
	title = {Pilas y acumuladores máquinas de corriente contínua.},
	publisher = {Ediciones CEAC,},
	year = {1974.},
	series = {Enciclopedia CEAC de electricidad},
	address = {Barcelona :},
	edition = {2a ed.}
}