VAN HUNG, Nguyen et al.
 Enhanced Energy Harvesting Using Flexible  PVDF/ZnO Nanosheet Composites  for Piezoelectric Generator Applications.
<strong>VNU Journal of Science: Mathematics - Physics</strong>, [S.l.], july 2026.
ISSN 2588-1124.
Available at: &lt;<a href="https://js.vnu.edu.vn/MaP/article/view/5042" target="_new">https://js.vnu.edu.vn/MaP/article/view/5042</a>&gt;. Date accessed: 12 aug. 2026.
doi: <a href="https://doi.org/10.25073/2588-1124/vnumap.5042">https://doi.org/10.25073/2588-1124/vnumap.5042</a>.