TY JOUR TI New capabilities of Chetaev´s model KW magnetotelluric sounding KW geomagnetic pulsations KW impedances of layered media KW mathematical experiment JO Solnechno-Zemnaya Fizika AU Savin, M.G. AU Izrailsky, Y.G. PY 2016 IS 2 PB INFRA-M Academic Publishing LLC.