1. Research and Technology Development in Advanced Communications Technologies in Europe — RACE 1995;European Commission, DG XIII, RACE Central Office;Report no. RA958007,1995
2. Basic Reference Model of Open Distributed Processing — Part 1: Overview and Guide to Use the Reference Model;ITU-T;Rec. X.901 or ISO/IEC 10746-1,1994
3. Basic Reference Model of Open Distributed Processing — Part 2: Descriptive Model;ITU-T;Rec. X.902 or ISO/IEC 10746-2,1994
4. Basic Reference Model of Open Distributed Processing — Part 3: Prescriptive Model;ITU-T;Rec. X.903 or ISO/IEC 10746-3,1994