TY  - BOOK
AU  - Halfman,Robert L.
TI  - Dynamics
T2  - Addison - Wesley series in the engineering sciences
U1  - 531.3 
CY  - Reading, Massachusetts
PB  - Addison-Wesley
KW  - Δυναμικά συστήματα
N1  - includes appendix . - references . - index; V.II Systems, variational methods, and relativity : 1962 / by Robert L. Halfman
ER  -