TY  - JOUR
AU  - Petrini, Milena
TI  - A result on the well posedness of the Cauchy problem for a class of hyperbolic operators with double characteristics
JO  - Rendiconti del Seminario Matematico della Università di Padova
PY  - 1995
SP  - 87
EP  - 102
VL  - 93
PB  - Seminario Matematico of the University of Padua
UR  - http://archive.numdam.org/item/RSMUP_1995__93__87_0/
LA  - en
ID  - RSMUP_1995__93__87_0
ER  -