TY  - BOOK
AU  - Titchmarsh E C
TI  - Eigenfunction expansions associated with second-order differential equations
U1  - 515.7 
PY  - 1946///
CY  - Oxford
PB  - Clarendon Press
KW  - Boundary value problems
KW  - Differential equations
KW  - Eigenfunction expansions
KW  - Harmonic analysis
KW  - Infinite series
ER  -