TY  - BOOK
AU  - Symposium on Spectral Theory and Differential Equations, Dundee Scotland, 1-9 July, 1974.
AU  - Everitt, W. N. ; ed.
TI  - Spectral theory and differential equations; proceedings
U1  - 515.72 
PY  - 1976///
CY  - Berlin
PB  - Springer-Verlag
ER  -