D. Trott, Keith. “CALCULATION OF ASSOCIATED LEGENDRE POLYNOMIALS WITH NON-INTEGER DEGREE”. Applied Computational Electromagnetics Society Journal (ACES) 11, no. 1 (July 9, 2022): 85–89. Accessed May 13, 2026. https://journals.riverpublishers.com/index.php/ACES/article/view/17417.