Results 181 to 183 of about 1,592 (183)

IAGA Bulletin No. 29, Grid Values For The IGRF 1965.0

1971
Leaton, B. Richard, Barraclough, David R., IAGA   +2 more
openaire   +1 more source

Test of IGRF (1980) main field and secular variation in Europe

Physics of the Earth and Planetary Interiors, 1985
exaly  

International Geomagnetic Reference Fields: DGRF 1965, DGRF 1970, DGRF 1975, and IGRF 1980

Eos, 1981
exaly