TUYẾT, Trần Thị.
 The Causes of Passiveness in Learning of Vietnamese Students.
<strong>VNU Journal of Science: Education Research</strong>, [S.l.], v. 29, n. 2, june 2013.
ISSN 2588-1159.
Available at: &lt;<a href="https://js.vnu.edu.vn/ER/article/view/502" target="_new">https://js.vnu.edu.vn/ER/article/view/502</a>&gt;. Date accessed: 04 nov. 2025.