Burghelea Dan <br/><br/>
New Topological Invariants for Real- and Angle-Valued Maps: an Alternative to Morse-Novikov Theory 

 -  World Scientific  WSPC  2017 
<br/><br/><label>ISBN: </label>9789814618250 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics