World Meteorological Organization (WMO); Agencia Estatal de Meteorología (AEMET); Fourteenth Intercomparison Campaign of the Regional Brewer Calibration Centre Europe (El Arenosillo Atmospheric Sounding Station, Huelva, Spain, 17–28 June 2019)
World Meteorological Organization (WMO); Agencia Estatal de Meteorología (AEMET); Intercomparison Campaign of the Regional Brewer Calibration Center Europe, 12th session (29 May - 9 June 2017)