TERA ATHENA. Academic Writing Class’ Perceptions of Portfolios Assessment. SELL (Scope of English Language Teaching, Linguistics, and Literature) Journal, [S. l.], v. 1, n. 1, p. 33–38, 2020. DOI: 10.31597/sl.v1i1.495. Disponível em: http://publikasi.stkippgri-bkl.ac.id/index.php/SL/article/view/495. Acesso em: 6 may. 2025.