Bhatia, N.P. <br/><br/>
Local semi dynamical systems   
by N.P.Bhatia, O.Hajek 
 - Berlin  Springer-Verlag  1969 
 - 157p. 
 - Lecture Notes in Mathematics  90 .
<br/><br/><label>LCCN: </label>70-79551 
<br/><br/><label>Dewey Class. No.: </label>515.35  / N693