Freedman, D A <br/><br/>
On the convergence of approximants to a markov chain, ii.  [electronic resource] 

 -  Proceedings of the National Academy of Sciences of the United States of America  Jun 1968 
 - 446-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0027-8424 
<br/><br/><label>Standard No.: </label>10.1073/pnas.60.2.446  doi