You HW, Boon Chong MK, Saha S, Mahmood Y, Chua S. Proposed Double Sampling Variable Sampling Interval Coefficient of Variation Chart for Manufacturing. IJIE [Internet]. 2026 Apr. 30 [cited 2026 Jul. 23];18(3):118-34. Available from: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/21413