00477naa#a2200169#i#450# EN\\bibl\47139 20240502223841.4 1681-1208 20000925b2000####ek#y0engy0150####ca RU Mongolia Cenozoic volcanism Journal article Moscow Geophysical Center of the Russian Academy of Sciences 2000 30 с. Journal article local Genshaft Yu S Saltykovskiy A Ya rjes.ru