@article{SLS_1954-1955__2__A12_0,
     author = {Schwartz, L.},
     title = {Op\'erateurs invariants par rotations. {Fonctions} m\'etaharmoniques},
     journal = {S\'eminaire Schwartz},
     note = {talk:9},
     pages = {1--5},
     publisher = {Secr\'etariat math\'ematique},
     volume = {2},
     year = {1954-1955},
     language = {fr},
     url = {http://archive.numdam.org/item/SLS_1954-1955__2__A12_0/}
}