Journal of Telecommunications and Information Technology / 
National Institute of Telecommunications. 
 - Warsaw :  National Institute of Telecommunications,  2000-. 
 -  30 cm. 
 - Quart. 
 - 2000, 1/2-. 
<br/><br/>
<br/><br/><label>ISSN: </label>1509-4553 
 = Journal of Telecommunications and Information Technology 
 = J. Telecommun. Inf. Technol. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telekomunikacja--czasopisma.<br/>Techniki informatyczne--czasopisma.