Optical communication (ECOC) ; 16-20 September, 1990 / 
organisers PTT Nederland and Philips Research Laboratories 
 - Amsterdam :  ECOC 90,  1990 
 - 3 v. :  ill. ;  30 cm. 
<br/><br/><label>ISBN: </label>9051990375 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical communications--Congresses