00511naa#a2200157#i#450# EN\\bibl\46981 20241109064212.6 1681-1208 20060225b2006####ek#y0engy0150####ca RU Geomagnetic field in the vicinity of the Paleozoic-Mesozoic boundary and the Siberian superplume Journal article Moscow Geophysical Center of the Russian Academy of Sciences 2006 13 с. Journal article local Pechersky D M rjes.ru