“Measurement Accuracy of Pakcoy (Brassica rapa L.) Leaf Area Using Digital Image Processing in a Vertical Hydroponic System with Root Zone Cooling”, J-AGENT, vol. 3, no. 4, pp. 350–368, Dec. 2025, Accessed: Dec. 20, 2025. [Online]. Available: https://journal.unram.ac.id/index.php/agent/article/view/9024