“Combinative Preconditioners of Modified Incomplete Cholesky Factorization and Sherman-Morrison-Woodbury Update for Self-Adjoint Elliptic Dirichlet-Periodic Boundary Value Problems”, JCM, vol. 22, no. 6, pp. 833–856, July 2021, Accessed: Mar. 14, 2026. [Online]. Available: https://gsp.tricubic.dev/JCM/article/view/11677