Curtain, R.F & Zwart, H.J <br/><br/>
Introduction to infinite dimensional linear systems theory 
R.F. Curtain & H.J. Zwart 
 - Berlin  Springer  1995 
 - xvii  698 
 - Texts in applied mathematics 21 .
<br/><br/><label>ISBN: </label>0-387-94475-3 
<br/><br/><label>Dewey Class. No.: </label>15.04+11.14+12.06  / CURT