TY  - BOOK
AU  - Eastham, M. S. P.
TI  - THE SPECTRAL THEORY OF PERIODIC DIFFERENTIAL EQUATIONS
U1  - 515.35 
PY  - 1973///
CY  - Edinburgh
PB  - Scottish Academic Press
KW  - Differential Equations
KW  - Spectral Theory (Mathematics)
N1  - Ref. : P. 124-130
ER  -