MWALUNGALI, Boyd; SAKALA, William. The Structure Theorems for Infinite Abelian Groups. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 59, n. 2, p. 279–303, 2021. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/12848. Acesso em: 1 mar. 2026.