91. Signaling for Internet Telephony Schulzrinne, Henning G.; Rosenberg, Jonathan D. 1998 Reports Computer science
92. Toward the PSTN/Internet Inter-Networking--Pre-PINT Implementations Krishnaswamy, Murali; Conroy, Lawrence; Bellovin, Steven M.; Burg, Fred M.; DeSimone, A.; Tewani, Kamlesh T.; Davidson, Paul; Schulzrinne, Henning G.; Vishwanathan, Kumar 1998 Reports Computer science