KHLEBUS, AL-Dulaimi Hassan; VRASMAS, Univ Prof. Dr. Ecaterina. Developing the Listening Ability of Students. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 35, n. 3, p. 194–198, 2017. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7941. Acesso em: 15 dec. 2025.