Alexander, S. <br/><br/>
An Invitation To Alexandrov Geometry Cat 0 Spaces (Pb 2019) / 
Alexander S. 
 -  Springer ,  2019 
 - 0 
<br/><br/><label>ISBN: </label>9783030053116 
<br/><br/><label>Dewey Class. No.: </label>516.36  / ALE