Wold, Herman, <br/><br/>
A Study in the Analysis of Stationary Time Series  Textual Documents 
Wold, Herman 
 - 2nd. 
 - Uppsala:  Almqvist & Wiksell,  1954. 
 - VIII,236p. 
<br/><br/><label>Subjects--Index Terms: </label>Functional Scheme,T6heorem of KHINTCHINE