Stoyanova, Magdelena, Diego C. Stoyanov, and Lilia Pavlova. “Non Algebraic Techniques for Digital Processing of Historic Painting Research Documentation”. Digital Presentation and Preservation of Cultural and Scientific Heritage 8 (September 3, 2018): 121–132. Accessed December 21, 2024. https://dipp.math.bas.bg/dipp/article/view/dipp.2018.8.10.