Discrete and system models / 
edited by William F. Lucas, Fred S. Roberts, and Robert M. Thrall. 
 - New York, N.Y. :  Springer-Verlag,  1983. 
 - xx, 353 p. : ill. 
 - Modules in Applied Mathematics .
<br/><br/><label>ISBN: </label>0387907246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--1961.<br/>Mathematical models.