TY  - BOOK
AU  - Moiseiwitsch, B. L.
TI  - Variational principles
SN  - 9780486438177
U1  - 530.15 MOI-B 
PY  - 2004///
CY  - New York
PB  - Dover Publications
KW  - Calculus of variations
KW  - Variational principlesﾠ
KW  - Mathematical physicsﾠ
ER  -