TY  - GEN
AU  - Edmunds, D.E
AU  - Evans, W.D
TI  - Spectral theory and differential operators
T2  - Oxford Mathematical Monographs
SN  - 0198535708
U1  - 515.7242 
PY  - 1989///
CY  - Oxford
PB  - Oxford U.P.
KW  - MATHEMATICS
ER  -