TY  - JOUR
AU  - Goldschmidt, Hubert
TI  - Prolongations of linear partial differential equations. II. Inhomogeneous equations
JO  - Annales scientifiques de l'École Normale Supérieure
PY  - 1968
SP  - 617
EP  - 625
VL  - 1
IS  - 4
PB  - Elsevier
UR  - http://www.numdam.org/articles/10.24033/asens.1173/
DO  - 10.24033/asens.1173
LA  - en
ID  - ASENS_1968_4_1_4_617_0
ER  -