TY  - BOOK
AU  - Cordes, H O
AU  - 
TI  - Elliptic pseudo-differential operators: An abstract theory
T2  - Lecture Notes in Mathematics, No.0756
U1  - R  LNM.0756 
PY  - 1979///
CY  - Springer-Verlag, Berlin
KW  - Lecture Notes in Mathematics
ER  -