Halfman, Robert L. <br/><br/>
Dynamics  : Systems, variational methods, and relativity 
/ by Robert L. Halfman 
 - USA:   Addison-Wesley Publishing Company Inc.,   1962. 
 - ix, 584p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Linear systems<br/>Physics<br/>Relativity<br/>Variational dynamics
<br/><br/><label>Dewey Class. No.: </label>531.11  / HAL/D