TY  - BOOK
AU  - Davies, Edward Brian
TI  - Spectral theory and differential operators
SN  - 0521587107(pbk.)
U1  - 515.7242 
PY  - 1996///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Spectral theory (Mathematics)
KW  - Elliptic operators
N1  - Includes bibliographical references and index
ER  -