TY - JOUR A1 - Nosikova, N. S. A1 - Yagova, N. V. A1 - Baddeley, L. J. A1 - Lorentzen, D. A. A1 - Sormakov, D. A. T1 - A case study of the spectral parameters of ULF fluctuations before substorms with no evident trigger in the interplanetary space JO - Ann. Geophys. Discuss. J1 - ANGEOD VL - 2020 SP - 1 EP - 20 Y1 - 2020/10/12 PB - Copernicus Publications SN - 2568-6402 UR - https://angeo.copernicus.org/preprints/angeo-2020-65/ L1 - https://angeo.copernicus.org/preprints/angeo-2020-65/angeo-2020-65.pdf DO - 10.5194/angeo-2020-65 ER -