Fischer, G & Plontkowski, J <br/><br/>
Ruled varieties  an introduction to algebraic differential geometry 
G. Fischer & J. Plontkowski 
 -  Vieweg  2001 
 - x  141 
 - Advanced lectures in mathematics .
<br/><br/><label>ISBN: </label>3528031387 
<br/><br/><label>Dewey Class. No.: </label>8.04  / FISC