U. Maxmonov, Tran., “Mahsulot sifati nazoratida Isikava diagrammasining qoʻllanilishi va ahamiyati”, SS, no. 1-1, pp. 16–17, Feb. 2025, Accessed: Jul. 15, 2026. [Online]. Available: https://journal.ndpi.uz/ss/article/view/3264