@Book{BVPB20100004395, title = "El secreto a voces :comedia", author = "Calder\'{o}n de la Barca, Pedro, 1600-1681", publisher = "[Madrid] : Librer\'{\i}a de Quiroga", editor = "Librer\'{\i}a de Quiroga", URL = "https://bvpb.mcu.es/es/consulta/registro.do?id=412030", year = "1795", }