@article{10_4064_ap_29_3_281_296,
     author = {Zygmunt Butlewski},
     title = {Sur un syst\`eme d'\'equations aux diff\'erences finies},
     journal = {Annales Polonici Mathematici},
     pages = {281--296},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {1974},
     doi = {10.4064/ap-29-3-281-296},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-29-3-281-296/}
}