Negi, Y. K. ., N. . Balakrishnan, and S. M. . Rao. “Fast Direct LDL′ Solver for Method of Moments Electric Field Integral Equation Solution”. Applied Computational Electromagnetics Society Journal (ACES), vol. 40, no. 04, Apr. 2025, pp. 268–278, doi:10.13052/2024.ACES.J.400401.