WMO [publications]
Secretariat of the World Meteorological organization
report prepared by a working group of the Commission for Aerology
Secretariat of the World Meteorological Organization 1955 Technical Note (World Meteorological Organization) no. 13 , WMO [publications] no. 50, TP. 19
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note prepared by the Technical Division of the WMO Secretariat
Secretariat of the World Meteorological Organization 1955 Technical Note (World Meteorological Organization) no. 12 , WMO [publications] no. 44, TP. 17
W.L. Godson . H. Flohn
Secretariat of the World Meteorological Organization 1955 Technical Note (World Meteorological Organization) no. 8-9 , WMO [publications] no. 38, TP. 13
World Meteorological Organization
Secretariat of the World Meteorological Organization 1954 Technical Note (World Meteorological Organization) no. 3 , WMO [publications] no. 30, TP. 9
Secretariat of the World Meteorological Organization 19-- Technical Note (World Meteorological Organization) no. 172 , WMO [publications] no. 557