Joseph C. Chen and  Venkata Karthik Jakka,  Optimization of Two Quality Characteristics in Injection Molding Processes via Taguchi Methodology.   journal   = {International Journal of Industrial and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2019, vol. 146(2). 126 - 132
    [viewed 22 November 2019]. Available from: https://publications.waset.org/pdf/10010062.