TY  - BOOK
AU  - Pilkey,Walter D.
AU  - Wunderlich,W.
TI  - Mechanics of structures: variational and computational methods 
SN  - 0849344352 (acid-free paper)
PY  - 1994///
CY  - Boca Raton
PB  - CRC Press
KW  - Strength of materials
KW  - Mechanics, Applied
KW  - Engineering mathematics
ER  -