Ruhaabwa, Nelson Tashobya <br/><br/>
Interoperability of internet telephony systems and their convergence with the public switched telephone network / 
Nelson Tashobya Ruhaab wa 
 - Kampala :  Makerere University,  2006 
 - 56 p. :  ill. ;  29 cm. 
<br/><br/>Dissertation (BSc. Electr. Eng.) - Makerere University, 2006 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telephone systems
<br/><br/><label>Dewey Class. No.: </label>621.385