Frank Neumann, Sibylle Schroll <br/><br/>
Galois Covers, Grothendieck-Teichmüller Theory and Dessins d'Enfants 

 -  Springer  Springer  2020 
<br/><br/><label>ISBN: </label>9783030517953 
<br/><br/><label>Source: </label>EBOOK