TY  - JOUR
AU  - Zaidman, S.
TI  - On asymptotic series of symbols and of general pseudo-differential operators
JO  - Rendiconti del Seminario Matematico della Università di Padova
PY  - 1980
SP  - 231
EP  - 246
VL  - 63
PB  - Seminario Matematico of the University of Padua
UR  - http://archive.numdam.org/item/RSMUP_1980__63__231_0/
LA  - en
ID  - RSMUP_1980__63__231_0
ER  -