Umbetov Н. Investigation of the locus of fundamental points in layered transformations of space. Рroblems of engineering and professional education, [S. l.], v. 2, n. 2, p. 70, 2022. DOI: 10.32523/2220-685X-2010-2-2-70. Disponível em: https://bulprengpe.enu.kz/index.php/main/article/view/110. Acesso em: 18 may. 2024.