Chernov, Nikolai,  1956-2014. <br/><br/>
Introduction to the ergodic theory of chaotic billiards/ 
Nikolai Chernov e Roberto Markarian. 
 - Rio de Janeiro:  IMPA,  2003. 
 - 207 p.;  21 cm. 
<br/><br/><label>ISBN: </label>8524402032 
<br/><br/><label>Dewey Class. No.: </label>515.48  / C521i