@book{3546,
	author = {Estébanez Calderón, Serafín},
	title = {De la conquista y pérdida de Portugal /},
	publisher = {Impr. de A. Pérez Dubrull,},
	year = {1885},
	series = {Colección de escritores castellanos. Historiadores ;},
	address = {Madrid :},
	url = {https://archive.org/details/delaconquistayp01est}
}