@article{10_4064_sm_13_1_37_40,
     author = {C. Ryll-Nardzewski},
     title = {Sur la convergence des s\'eries de puissances de l'op\'erateur diff\'erentiel},
     journal = {Studia Mathematica},
     pages = {37--40},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1953},
     doi = {10.4064/sm-13-1-37-40},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-13-1-37-40/}
}