Catholic Encyclopedia. New York: Robert Appleton Company. ↑ Decorative Games by Jean-François Bédard and Gilles-Marie Oppenord ↑ A History of Sculpture by Harold North Fowler, pg 340 ↑ Charles Deering and Ramon Casas / Charles Deering Y Ramon Casas by Isabel Coll i Mirabent, pg 149 ↑ Getty Museum - Ottoni ↑ Annotated picture of his statue of St. Jude at Georgia Regents University ↑ "The" Oxford History of Western Art edited by Martin Kemp, pg 232 ↑ Priscilla E. Muller, Francisco Pacheco (Hispanic Society of America) ↑ Painting in Spain by Jonathan Brown, pgs 250-252 ↑ The Art of Fresco Painting in the Middle Ages and the Renaissance by Mary Philadelphia Merrifield, pg 69] ↑ Painting in Renaissance Siena pgs 168-242 ↑ Diana Norman, Painting in Late Medieval and Renaissance Siena, (New Haven: Yale University Press, 2003), 212. ↑ de Castris, Pierluigi Leone (2003).