Kupeli, Demir N., <br/><br/>
Singular semi-riemannian geometry 
Demir N. Kupeli. 
 - Dordrecht  Kluwer Academic Publishers  1996. 
 - x, 177 pages ;  25 cm. 
 - Mathematics and its applications  v. 366 .
<br/><br/><label>ISBN: </label>0792339967  RM289.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Riemannian