TY  - BOOK
AU  - Epstein, Saul T.
TI  -  Variation method in quantum chemistry
SN  - 9780122405501
U1  - 541.28 
PY  - 1974///
CY  - New York
PB  - Academic Press
KW  - Generalized brillouin theorem
KW  - Hylleraas variation method
KW  - Max min theorem
N1  - Includes index; Includes bibliographical references
ER  -