Alfredo Buttari, Dominique Orban, Daniel Ruiz, David Titley-Peloquin. A Tridiagonalization Method for Symmetric Saddle-Point Systems.
SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics, 2019, 41 (5), pp.S409-S432.
⟨10.1137/18M1194900⟩.
⟨hal-02343661⟩