@article{10_4064_ap_33_2_235_239,
     author = {Marian Malec},
     title = {Syst\`eme d'in\'egalit\'es aux diff\'erences finies du type elliptique},
     journal = {Annales Polonici Mathematici},
     pages = {235--239},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {1976},
     doi = {10.4064/ap-33-2-235-239},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-33-2-235-239/}
}