SEDALOVA I.S., SULTANOV K.N. METHODS USED IN SOLVING ISOTOPE PROBLEMS. International Multidisciplinary Journal for Research & Development, [S. l.], v. 11, n. 05, 2024. Disponível em: https://www.ijmrd.in/index.php/imjrd/article/view/1444. Acesso em: 14 sep. 2025.