TY  - BOOK
AU  - Lanczos,Cornelius
TI  - The variational principles of mechanics
T2  - Mathematical expositions,
U1  - 531 23
PY  - 1949///, [reprinted 1952]
CY  - Toronto
PB  - University of Toronto Press
KW  - Mechanics, Analytic
N1  - Bibliography: p. 365-366
ER  -