Singh, S.P. <br/><br/>
Fixed point theory and best approximation :  the kkm-map principle / 
S.P. Singh, B. Watson, P. Srivastava. 
 - [S.l.] :  Springer,  1997. 
 - 232 p. ;  23 cm. 
 - Mathematics and its applications. .
 - Mathematics and its applications. .
<br/><br/><label>ISBN: </label>9048149185 9789048149186 
<br/><br/><label>Dewey Class. No.: </label>514.74