Herrero-Cortell, M.A., Raich, M., Artoni, P. y Puig, I. 2018. Multi-band technical imaging in the research of the execution of paintings. The case study of the portrait of Carlos IV, by Francisco de Goya. Ge-conservacion. 14, (dic. 2018), 5-15. DOI:https://doi.org/10.37558/gec.v14i1.583.