Tonel Monteiro, A. P., Barata, C., Frade, J. C. y Candeias, A. (2017) «The retable of the chapel of Our Lady of Mercy in the cloister of Oporto’s Cathedral: study, conservation and restoration», Ge-conservacion, 12, pp. 137-149. doi: 10.37558/gec.v12i0.533.