TY - BOOK AU - Ern, Alexandre AU - Guermond, Jean-Luc TI - Finite elements II: galerkin approximation, elliptic and mixed PDEs T2 - Lawrence, J. Bell SN - 9783030569242 U1 - 518.25 Er61f PY - 2021/// CY - Switzerland PB - Springer KW - Finite-elemente-method KW - Functional analysis ER -