TY  - BOOK
AU  - Titchmarsh, E C
AU  - 
TI  - Eigenfunction expansions: Associated with second-order differential equations, Part1
U1  - 515.35  TIT-E.1 
PY  - 1962///
CY  - Clarendon Press, Oxford
KW  - Differential equations-- Analysis-- Mathematics
ER  -