TY JOUR TI Study of interplanetary parameters, polar cap potential, and polar cap index during quiet event and high intensity long duration continuous AE activities (HILDCAAs) KW Geomagnetic disturbances KW Polar cap potential KW HILDCAAs KW Wavelet analysis JO Russian Journal of Earth Sciences AU Adhikari, B.. AU Sapkota, N.. AU Bhattarai, B.. AU Mishra, R.K. AU Bohara, S.. AU Chapagain, N.P. AU Regmi, B.. PY 2018 IS 18 PB Geophysical Center of the Russian Academy of Sciences