Bhatia, R & Parthasarathy, K.R <br/><br/>
Lectures on functional analysis part.I  perturbation by bounded operators 
R. Bhatia & K.R. Parthasarathy 
 - Delhi  Macmillan  1978 
 - v  146 
 - ISI lecture notes 3 .
<br/><br/><label>Dewey Class. No.: </label>5.03  / BHAT