DOVRAMADJIEV, Tihomir. Principles of Three-Dimensional Computer Design for Understanding Impossible Figures. International Journal of Engineering and Management Sciences, [S. l.], v. 5, n. 2, p. 167–173, 2020. DOI: 10.21791/IJEMS.2020.2.21. Disponível em: https://ojs.lib.unideb.hu/IJEMS/article/view/5576.. Acesso em: 28 apr. 2024.