Convergence Estimates of Multilevel Additive and Multiplicative Algorithms for Non-symmetric and Indefinite Problems. - Zhiqiang Cai 001; Chen-Yao G. Lai (Numer. Linear Algebra Appl., 1996)

Short Communication: A note on optimal hybrid V-cycle multilevel algorithms for mixed finite element systems with penalty term. - Chen-Yao G. Lai (Numer. Linear Algebra Appl., 1997)