Koschorke, Ulrich <br/><br/>
Vector Fields and Other Vector Bundle Morphisms- A Singularity Approach 
Ulrich Koschorke 
 - Berlin  Springer  1981 
 - iv, 304 p  23 cm 
 - Lecture notes in mathematics  847 .
<br/><br/> Contine bibliografie si index 
<br/><br/><label>ISBN: </label>3540105727