TY  - BOOK
AU  - Gould, S. H.
TI  - Variational Methods for eigenvalue problems: An introduction to the methods of rayleigh, ritz, weinstein and aronszajn
SN  - 0486687120
PY  - 1995///
CY  - New York
PB  - Dover Publications, Inc.
KW  - Vational Methods
N1  - Includes index
ER  -