Ravi C. Bollimuntha, Mohammed F. Hadi, Melinda J. Piket-May, and Atef Z. Elsherbeni. “Near-to-Far Field Transformation in FDTD: A Comparative Study of Different Interpolation Approaches”. The Applied Computational Electromagnetics Society Journal (ACES), vol. 36, no. 05, July 2021, pp. 496-04, https://journals.riverpublishers.com/index.php/ACES/article/view/8793.