Koschorke Ulrich <br/><br/>
Vector Fields and Other Vector Bundle Morphisms a Singularity Approach 
/ by Ulrich Koschorke 
 - New York  Springer Verlag  1981 
 - 304p. 
<br/><br/><label>ISBN: </label>3540105727 
<br/><br/><label>Dewey Class. No.: </label>512.523  / KOS/V