Mobile satellite services and radiodetermination satellite service : supplement 1 to volume 1997 M Series - part 5 / ITU-R
Mobile satellite services and radiodetermination satellite service : supplement 2 to volume 1997 M Series - part 5 / ITU-R
1997 M series : Reports: radiodetermination and land mobile service: M.2013 - Wind profiler radars: M.2014 - Spectrum efficient digital land mobile systems for dispatch traffic / ITU-R
Radiowave propagation : supplement 1 to volume 1997 P Series: / International Telecommunication Union