LDR 00464naa#a2200157#i#450# 001 EN\\bibl\46967 005 20241124121643.7 011 ## _a1681-1208 100 ## _a20080825b2008####ek#y0engy0150####ca 102 ## _aRU 200 1# _aChart-making of the Earth's main magnetic field _eJournal article 210 1# _aMoscow _cGeophysical Center of the Russian Academy of Sciences _d2008 215 ## _a16 с. 608 ## _aJournal article _2local 700 #1 _aZhalkovsky _gYe A 856 4# _arjes.ru _u