@article{SEDP_1970-1971____A4_0,
     author = {Unterberger, A. and Unterberger, J.},
     title = {Op\'erateurs pseudo-diff\'erentiels (suite 1)},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:4},
     pages = {1--10},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1970-1971},
     mrnumber = {402308},
     zbl = {0235.35072},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1970-1971____A4_0/}
}