Kusebaev У. The use of imaginary elements in the construction of lines of mutual intersection of surfaces. Рroblems of engineering and professional education, [S. l.], v. 3, n. 3, p. 73, 2022. DOI: 10.32523/2220-685X-2010-3-3-73. Disponível em: https://bulprengpe.enu.kz/index.php/main/article/view/147. Acesso em: 14 may. 2024.