KULAKOVA, N.; SADYKOVA, J. Examine the need for retraining and advanced training. Рroblems of engineering and professional education, [S. l.], v. 26, n. 4-5, p. 32–38, 2023. DOI: 10.32523/2220-685X-2014-26-4-5-32-38. Disponível em: https://bulprengpe.enu.kz/index.php/main/article/view/624. Acesso em: 15 may. 2024.