Huang, Q. ., X. . Xu, and R. . Zhang. “Study of the Combination Method and Its Application to Shrink a Patch Antenna Operating in the UHF Band”. Applied Computational Electromagnetics Society Journal (ACES), vol. 37, no. 02, Feb. 2022, pp. 209-14, doi:10.13052/2022.ACES.J.370209.