00495naa#a2200169#i#450# EN\\bibl\46929 20240927010949.5 1681-1208 20100225b2010####ek#y0engy0150####ca RU Geomagnetic field evolution. Changes on the way? Journal article Moscow Geophysical Center of the Russian Academy of Sciences 2010 7 с. Journal article local Mandea Mioara Lesur Vincent rjes.ru