Annual Report For Magnetic Observatories
Subtitle: 1981.
Contributors: Van Beek, G.; Coles, R.
Series: Geomagnetic Service of Canada Geomagnetic Series -- 24
Publisher: s.n
Published: 1983
Place of publication: S.l
Language: fre
Other titles: Rapport Annuel des Observatoires Magnétiques : 1981.
Notes: 1