Baidabekov А. Theoretical foundations of biquadratic transformations. Рroblems of engineering and professional education, [S. l.], v. 12, n. 2, p. 17–29, 2023. DOI: 10.32523/2220-685X-2012-12-2-17-29. Disponível em: https://bulprengpe.enu.kz/index.php/main/article/view/377. Acesso em: 21 nov. 2024.