@book{4104,
	author = {Romero León, Remigio, 1871-1942},
	title = {Biografía sintética de Manuel J. Calle},
	publisher = {Universidad de Cuenca},
	year = {1940},
	address = {Cuenca},
	url = {http://dspace.ucuenca.edu.ec/bitstream/123456789/5588/1/4817%20Remigio%20Romero.pdf}
}