NITSYN, A. A choice of point of view and picture plane in the apparatus of central projection. Theory and practice of design, [S. l.], n. 8, p. 178–189, 2015. DOI: 10.18372/2415-8151.8.10488. Disponível em: https://jrnl.nau.edu.ua/index.php/Design/article/view/10488. Acesso em: 23 feb. 2025.