@article{M2AN_2019__53_5_1667_0,
     author = {Deparis, Simone and Iubatti, Antonio and Pegolotti, Luca},
     title = {Coupling non-conforming discretizations of {PDEs} by spectral approximation of the {Lagrange} multiplier space},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {1667--1694},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {5},
     year = {2019},
     doi = {10.1051/m2an/2019030},
     mrnumber = {4003467},
     zbl = {1427.65391},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/m2an/2019030/}
}