ITU-T D.73 (REV 1)-1992 General Tariff and International Accounting Principles for Interworking between the International Bureaufax and Telefax Services (Study Group III) 5 pp
Generally speaking, accounting procedures for interworking between the international bureaufax and telefax services should be based on the same accounting rates and be effected in the same manner as for the cails set up normally on the international publ
ITU-T D.73 (REV 1)-1992 history
1992ITU-T D.73 (REV 1)-1992 General Tariff and International Accounting Principles for Interworking between the International Bureaufax and Telefax Services (Study Group III) 5 pp