Conference on Abstract spaces and approximation (Oberwolfach <br/><br/>
Abstract spaces and approximation ; Proceedings of the Conference held at the Mathematical Reserach Institute at Oberwolfach, Black Forest, July 18-27, 1968 

 - Basel  Birkhauser  1969 
 - 423 p. 
<br/><br/><label>Dewey Class. No.: </label>515.624 B985A