Yeong, W. C., Khoo, M. B. C., Shamsuzzaman, M. and Castagliola, P. (2014) “ECONOMIC-STATISTICAL DESIGN OF THE MULTIVARIATE SYNTHETIC T2 CHART USING LOSS FUNCTION”, International Journal of Industrial Engineering: Theory, Applications and Practice, 21(5). doi: 10.23055/ijietap.2014.21.5.1481.