From POTS to PANS: a commentary on the evolution to Internet telephony. - Christos A. Polyzois; K. Hal Purdy; Ping-Fai Yang; David Shrader; Henry Sinnreich; François Ménard; Henning Schulzrinne (IEEE Netw., 1999)

The future of the intelligent network. - Mark Finkelstein; Jim Garrahan; David Shrader; Geri Weber (IEEE Commun. Mag., 2000)