Vujanovic, B.D & Jones, S.E <br/><br/>
Variational methods in nonconservative phenomena 
B.D. Vujanovic & S.E. Jones 
 - Boston  Academic Press  1989 
 - x  371 
 - Mathematics in science & engineering 182 .
<br/><br/><label>ISBN: </label>0127284508 
<br/><br/><label>Dewey Class. No.: </label>13.02+4.13  / VUJA