@article{JEDP_1988____A1_0, author = {Beals, Richard}, title = {Calcul pseudodiff\'erentiel trois-\'etape}, journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, year = {1988}, pages = {1-4}, mrnumber = {975490}, zbl = {0661.35020}, language = {fr}, url = {http://dml.mathdoc.fr/item/JEDP_1988____A1_0} }
Beals, Richard. Calcul pseudodifférentiel trois-étape. Journées équations aux dérivées partielles, (1988), pp. 1-4. http://gdmltest.u-ga.fr/item/JEDP_1988____A1_0/
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