ITU-T FASCICLE II.5-1988 Telematic, Data Transmission and Teleconference Service - Operations and Quality of Service Recommendations F.160 - F.353, F.600, F.601, F.710 - F.730
General tariff principles - Charging and accounting in international telecommunications
services. Series D Recommendations (Study Group III).
ITU-T FASCICLE II.5-1988 history
1988ITU-T FASCICLE II.5-1988 Telematic, Data Transmission and Teleconference Service - Operations and Quality of Service Recommendations F.160 - F.353, F.600, F.601, F.710 - F.730