ALIEV, B.; MUKASHEV, K.; TRONIN, B. POSITRON ANNIHILATION IN DEFECTS NATURE OF HYDROGEN IN REFRACTORY METAL ALLOYS. Recent Contributions to Physics, [S. l.], v. 32, n. 1, p. 42–46, 2018. Disponível em: https://bph.kaznu.kz/index.php/zhuzhu/article/view/1057. Acesso em: 12 apr. 2026.