00714naa#a2200205#i#450# EN\INFRA-M\bibl\33523 20241103153809.7 2712-9640 20200922b2020####ek#y0engy0150####ca RUS RU Ultra low frequency emissions ranging from 0.1 to 3 Hz in circumpolar areas Journal article Moscow INFRA-M Academic Publishing LLC. 2020 7 с. Journal article local Геология. Геологические и геофизические науки. 55 RUS Potapov Alexander Sergeevich Guglielmi Anatol Vladimirovich Dovbnya Boris Viktorovich zh-szf.ru