Prajuabwan, Pakorn. “Application of Light Guide Plate and Light Emitting Diode for Plant Illumination by Using Drilling Holes as The Light Scatter”. KKU Science Journal 54, no. 1 (January 23, 2026): 163–175. accessed August 29, 2026. https://ph01.tci-thaijo.org/index.php/KKUSciJ/article/view/261969.