pages/prog/www/TEM/SG-RFC06 International telecommunication union pages/prog/www/TEM/ICT-ISS2002 Data communication systems and services pages/prog/www/TEM/ICM-RA2 Ra ii/icm-gts 2003, Doc. 4(1), p. World meteorological organization pages/prog/www/TEM/IMTN-EUDCS-04 International satellite communication system iscs directory pages prog |