Geomagnetic data 1965 rapid variations (IAGA Bulletin No.12)
Romana, A
Geomagnetic data 1965 rapid variations (IAGA Bulletin No.12) A. Romana - Paris IUGG Publications 1969 - vii, 88p.
Geomagnetic Data
083.550.38 / IAGA-12T2
Geomagnetic data 1965 rapid variations (IAGA Bulletin No.12) A. Romana - Paris IUGG Publications 1969 - vii, 88p.
Geomagnetic Data
083.550.38 / IAGA-12T2