TY  - DATA
AU  - Heinz O. Cordes
TI  - Elliptic Pseudo-Differential Operators
T2  - Lecture Notes in Mathematics
SN  - 9783540384632
PY  - 1979///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0069813
ER  -