T. Pham-Viet, V.-Q.-B. Ngo, Q. V. Do, and I. Koo, “Optimizing Energy Harvesting Efficiency for IRS-aided TS-SWIPT System with Continuous and Discrete Phase Shifts”, EAI Endorsed Trans Ind Net Intel Syst, vol. 12, no. 3, Sep. 2025, doi: 10.4108/eetinis.v12i3.9356.