YEN, Vu Thi Hai.
 Improving Intellectual Property Law in Relation to Three-Dimensional Trademarks and Sound Trademarks.
<strong>VNU Journal of Science: Legal Studies</strong>, [S.l.], v. 38, n. 3, sep. 2022.
ISSN 2588-1167.
Available at: &lt;<a href="https://js.vnu.edu.vn/LS/article/view/4476" target="_new">https://js.vnu.edu.vn/LS/article/view/4476</a>&gt;. Date accessed: 29 apr. 2024.
doi: <a href="https://doi.org/10.25073/2588-1167/vnuls.4476">https://doi.org/10.25073/2588-1167/vnuls.4476</a>.