Alfred Harr Memorial Conference(August 11-17, 1985, Budapest) <br/><br/>
A.Haar memorial conference - Proceedings  V.1 & 2 
ed. by J Szabados, K.Tandori 
 - Amsterdam  North-Holland  1987 
 - 1-1018 
 - Colloquia Mathematica Societatis Janos Bolyai, 49 .
<br/><br/><label>ISBN: </label>0 444 700951 
<br/><br/><label>Dewey Class. No.: </label>512.924  / N87.1 - N87.2