Derksen,Harm <br/><br/>
Computational invariant theory 
Harm Derksen 
 - Berlin  Springer  2002 
 - x,268p. 
 - Encyclopedia of mathematical science v  130 .
<br/><br/><label>ISBN: </label>3540434763  4397.86 
<br/><br/><label>Dewey Class. No.: </label>512.01 D 446C