ISO 7776:1986/Cor 3:1991 Information processing systems; data communication; high-level data link control procedures; description of the X.25 LAPB-compatible DTE data link procedures; technical corrigendum 3
1992ISO 7776:1986/Amd 1:1992 Information processing systems — Data communications — High-level data link control procedures — Description of the X.25 LAPB-compatible DTE data link procedures — Amendment 1
1991ISO 7776:1986/Cor 3:1991 Information processing systems; data communication; high-level data link control procedures; description of the X.25 LAPB-compatible DTE data link procedures; technical corrigendum 3
1989ISO 7776:1986/Cor 2:1989 Information processing systems; data communication; high-level data link control procedures; description of the X.25 LAPB-compatible DTE data link procedures; technical corrigendum 2
1989ISO 7776:1986/Cor 1:1989 Information processing systems; data communication; high-level data link control procedures; description of the X.25 LAPB-compatible DTE data link procedures; technical corrigendum 1
1986ISO 7776:1986 Information processing systems; Data communications; High-level data link control procedures; Description of the X.25 LAPB-compatible DTE data link procedures