Wencel, Roman. <br/><br/>
Boolean ordered 0 minimal structures / 
Roman Wencel. 
 -  Wroclaw University;  2002. 
 - 75p. 
<br/><br/><label>Subjects--Index Terms: </label>Wencel, Roman. 
<br/><br/><label>Universal Decimal Class. No.: </label>512.563  / WEN