@article{10_4064_sm_104_2_181_193,
     author = {M. Wojciechowski},
     title = {Characterizing translation invariant projections on {Sobolev} spaces on tori by the coset ring and {Paley} projections},
     journal = {Studia Mathematica},
     pages = {181--193},
     publisher = {mathdoc},
     volume = {104},
     number = {2},
     year = {1993},
     doi = {10.4064/sm-104-2-181-193},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-104-2-181-193/}
}