R. Kamalanathan, and A. Santhakumaran. “CLASSIFICATION OF GRADING EGGS ON PRODUCTION PROCESSES USING SHEWHART CONTROL CHARTS”. Elementary Education Online 20, no. 4 (December 19, 2023): 1080–1090. Accessed February 11, 2025. https://ilkogretim-online.org/index.php/pub/article/view/5163.