Poonyawatpornkul J, Luksameevanish V. Effect of Dragging Force on Paper Cone Falling Using High-Speed Video Analysis Technique. RMUTP Research Journal [Internet]. 2021 Dec. 31 [cited 2024 May 2];15(2):146-57. Available from: https://ph02.tci-thaijo.org/index.php/RMUTP/article/view/243221