treererkrith, teerawat. “DEVELOPMENT OF ELECTRONIC TRAINING PRODUCTS TO ENHANCE THE NETWORK OF VETIVER GRASS”. Academic Journal Phranakhon Rajabhat University 11, no. 2 (October 22, 2020). accessed September 12, 2026. https://so01.tci-thaijo.org/index.php/AJPU/article/view/234402.