HAGHNIA, Mokhtar; NAJAFI KARIMI, Shaban; MARZBAN, Amir. The Combined Effect of Task Complexity and Task Condition through Collaborative Activities on EFL Learners’ Vocabulary Learning: A Focus on L2 Proficiency. Journal of New Trends in English Language Learning (JNTELL), [S. l.], v. 3, n. 3, 2024. DOI: 10.57647/. Disponível em: https://oiccpress.com/jntell/article/view/17549. Acesso em: 30 apr. 2026.