@article{SEDP_1972-1973____A2_0,
     author = {Baouendi, M. S.},
     title = {Approximation polynomiale sur un compact de $\mathbb {R}^N$},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:2},
     pages = {1--6},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1972-1973},
     mrnumber = {393946},
     zbl = {0328.41004},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1972-1973____A2_0/}
}