Duisenbay U. Д. Ұ. Некоторые проблемы расчета статистических данных. Рroblems of engineering and professional education, [S. l.], v. 54, n. 3, p. 37, 2023. DOI: 10.32523/2220-685X-2019-54-3-37. Disponível em: https://bulprengpe.enu.kz/index.php/main/article/view/245. Acesso em: 14 nov. 2024.