CALVO, A.; CHÉRCOLES, R.; SÁNCHEZ, A.; SAN ANDRÉS, M. The Virgin with the Sleeping Child Jesus: study of two overlapping images. Conservar Património, [S. l.], v. 30, p. 73–90, 2019. DOI: 10.14568/cp2018006. Disponível em: https://conservarpatrimonio.pt/article/view/22077. Acesso em: 31 jan. 2025.