Nevel'son, M. B. and Has'minskii, R. Z. <br/><br/>
Stochastic approximation and recursive estimation   

 - Providence  American Mathematical Society  1973 
 - iv, 244p. Index, Bibl. 
 - Translations of Mathematical monographs   v.47 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>519.21  / N512.SA