TY  - JOUR
AU  - M. S. Agranovich
TI  - Boundary value problrms for systems of first order pseudodifferential operators
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1969
SP  - 59
EP  - 126
VL  - 24
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1969_24_1_a6/
LA  - en
ID  - RM_1969_24_1_a6
ER  -