%0 Journal Article %T ULF wave power index for space weather and geophysical applications: A review %A , .. %A , .. %A , .. %A , .. %K ULF waves, space weather, substorms, magnetic storms, earthquake precursors, geomagnetically induced currents, discrete mathematical analysis %J Russian Journal of Earth Sciences %D 2017 %N 17 %P 12 %I Геофизический центр Российской Академии Наук