In the international standard classification, research involves: Radiocommunications.
International Telecommunication Union (ITU), research
ITU-T RESOLUCION 45 SPANISH-2008 Effective coordination of standardization work across study groups in ITU-T and the role of TSAG
ITU-R SA.1344-2009 Preferred frequency bands and bandwidths for the transmission of space VLBI data within existing space research service (SRS) allocations
ITU-R SA.1344-1 SPANISH-2009 Preferred frequency bands and bandwidths for the transmission of space VLBI data within existing space research service (SRS) allocations
ITU-R SA.1347-1998 Feasibility of Sharing between Radionavigation-Satellite Service Receivers and the Earth Exploration-Satellite (Active) and Space Research (Active) Services in the 1 215-1 260 MHz Band
ITU-R RS.1628-2003 Feasibility of sharing in the band 35.5-36 GHZ between the Earth exploration-satellite service (active) and space research service (active), and other services allocated in this band
ITU-R RS.1628 SPANISH-2003 Feasibility of sharing in the band 35.5-36 GHZ between the Earth exploration-satellite service (active) and space research service (active), and other services allocated in this band
ITU-R QUESTION 2317-2000 Earth exploration-satellite service (active) and space research service (active) operating above 100 GHz
National Aeronautics and Space Administration (NASA), research
NASA-TM-X-71903-1976 A theoretical study of the acoustic impedance of orifices in the presence of a steady grazing flow
ITU-R - International Telecommunication Union/ITU Radiocommunication Sector, research
QUESTION 231/7-2000 Earth exploration-satellite service (active) and space research service (active) operating above 100 GHz