Nguyen Binh Phuong Thuy, “FORECASTING CORPORATE CASH HOLDINGS IN VIETNAM: COMPARING MACHINE LEARNING MODELS AND THE IMPACT OF THE WORLD UNCERTAINTY INDEX”, HUIT_OJS, vol. 26, no. 3E, p. 552, Aug. 2026, doi: 10.62985/j.huit_ojs.vol26.no3E.500.