TY  - BOOK
AU  - Sommerfeld,Arnold
AU  - Stern,Martin O.
TI  - Mechanics
U1  - 531 
PY  - 1952///
CY  - New York
PB  - Academic Press
KW  - Mathematical physics
KW  - Mechanics
KW  - Addresses, essays, lectures
KW  - Physics, Theoritical
N1  - Includes index
ER  -