Palacios, A.C., Blay, V.G. and Marín, E.P. 2013. A previously unknown Ecce homo of Francisco Ribalta (1565-1628) copying Juan de Juanes (First decade of the 16th century-1579). From the study of Graphic sources to the scientific and technical authentication research. Estudos de Conservação e Restauro. 5 (Jan. 2013), 13-30. DOI:https://doi.org/10.34618/ecr.5.3742.