TY  - BOOK
AU  - Cassel, Kevin W.
TI  - Variational methods with applications in science and engineering
SN  - 9781107022584
U1  - 53:517.97 
PY  - 2013///
CY  - Cambridge
PB  - CUP
KW  - PHYSICS
KW  - VARIATIONAL CALCULUS
ER  -