Freire-Lista, David Martín, y Rafael Fort González. «Stone Provenance and Conservation of the Trinitarias Descalzas of San Ildefonso Convent, Madrid (Spain)». Ge-conservacion 11 (junio 25, 2017): 25-33. Accedido agosto 11, 2022. https://ge-iic.com/ojs/index.php/revista/article/view/438.