Safin, A. Kh. <br/><br/>
Probability models of information needs / A. Kh. Safin 

 - Rusia,  1987 
 - V21 N12 P1-9 
<br/><br/> Revista 
 = Nauchno-Tekhnicheskaya Informatsiya, Series 2 
<br/><br/><label>Subjects--Index Terms: </label>Necesidades de Información