PHOTONIC SWITCHING II 
edited by TADA.K and HINTON,H.S. 
 - Berlin  Springer Verlag  1990 
<br/><br/>electrically controlled switches--free space switches--wavelength based switches--space division switching  
<br/><br/><label>ISBN: </label>3540530673 
<br/><br/><label>Dewey Class. No.: </label>621.3827