Stoll, M., & Rees, T. (2009). Block triangular preconditioners for PDE constrained optimization.
Lua i Stíl Chicago (17ú heag.)Stoll, M., agus T. Rees. Block Triangular Preconditioners for PDE Constrained Optimization. 2009.
Lua MLA (9ú heag.)Stoll, M., agus T. Rees. Block Triangular Preconditioners for PDE Constrained Optimization. 2009.
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