Akar, Navid, and Hossein Lotfizadeh. “Developed Mathematical FQFD Approach for Enhancing Reliability of Solar Drying Systems”. International Journal of Industrial Engineering 2, no. 4 (April 29, 2018): 100–107. Accessed April 17, 2026. https://www.gjpublications.com/index.php/IJIE/article/view/127.