Khanthirat, W., S. Phokha, W. Warorot, N. Wichapa, and A. Sriburum. “Multi-Response Optimization of an Automated Grass-Flower Beating Machine Using Taguchi and WASPAS in Broom Production”. Engineering, Technology & Applied Science Research, vol. 15, no. 5, Oct. 2025, pp. 27542-50, doi:10.48084/etasr.12774.