Khaled, Lemnaouer, et al. “Experimental Study to Improve the Reliability of a Tramway Air Conditioning System in Ouargla, Southern Algeria, Using a Hybrid RPI-RPN-Fuzzy MCDM Methodology to Detect Critical Failure Modes via FMEA Technology”. Journal of Applied Optics, vol. 46, no. S2, Dec. 2025, pp. 78-105, https://appliedopticsjournal.net/index.php/JAO/article/view/179.