1) NA-TR 017 (1993): "Network Aspects (NA); IN Capability Set 1 (CS1); Distributed functional plane".
2) ITU-T Recommendation Q.711 (1993): "Functional description of the signalling connection control part".
3) ITU-T Recommendation Q.763 (1993): "Formats and codes".
4) CCITT Recommendation Q.767 (1991): "Application of the ISDN user part of CCITT signalling system No.7 for international ISDN interconnections".
5) ITU-T Recommendation Q.771 (1993): "Specifications of Signalling System No.7; Functional description of transaction capabilities".
6) ITU-T Recommendation Q.774 (1993): "Specifications of Signalling System No.7; Transaction capabilities procedures".
7) DTR/SPS-1006: "Interaction between INAP and ISUP".
8) DTR/SPS-3011: "Signalling Requirements for IN Service Support in an ISDN Environment".
