JINBO LIU; ZENGRUI LI; MANG HE; JIANXUN SU. An Effective Sparse Approximate Inverse Preconditioner for the MLFMA Solution of the Volume-Surface Integral Equation. The Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 34, n. 08, p. 1119–1127, 2019. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/8271. Acesso em: 20 apr. 2024.