Kiatpachai, P., Boonyaprapasorn, A., Borisut, W., Suksangpanomrung, A., & Duangthongsuk, W. (2021). The Structure Design of Backpacks for Energy Harvesting. SAU JOURNAL OF SCIENCE & TECHNOLOGY, 7(2), 1–14. Retrieved from https://ph01.tci-thaijo.org/index.php/saujournalst/article/view/244645