Philips journal of research 

 - EINDHOVEN :  N. V. PHILIPS' GLOEILAMPENFABRIEKEN, 
 - Bimestral 
<br/><br/><label>ISSN: </label>0165-5817 
 = Philips journal of research 
 = PHILIPS J. RES. 
<br/><br/><label>Subjects--Index Terms: </label>INGENIERIA ELECTRICA;  INGENIERIA  MECANICA