M. F. Othman, M. I. A. Wahid, M. F. M. Batcha, and S. Md Seri, “Effects of Photoperiod Fragmentation on Lettuce Yield and Specific Energy Consumption in Indoor Farming Systems”, IJIE, vol. 18, no. 2, pp. 155–166, Apr. 2026, Accessed: Aug. 07, 2026. [Online]. Available: https://journal.uthm.edu.my/index.php/ijie/article/view/25131