Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Adaptation Layer. - Ken Morneault; Ram Dantu; Greg Sidebottom; Brian Bidulock; Jacob Heitz (RFC, 2002)

Signalling Connection Control Part User Adaptation Layer (SUA). - John Loughney; Greg Sidebottom; Lode Coene; Gery Verwimp; Joe Keller; Brian Bidulock (RFC, 2004)

Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Peer-to-Peer Adaptation Layer (M2PA). - Tom George; Brian Bidulock; Ram Dantu; Hanns Juergen Schwarzbauer; Ken Morneault (RFC, 2005)