TY JOUR TI Temperature benchmarks in the lithosphere, marking the phase transformations of the matter, and the possibilities of estimating their depths KW lithosphere KW phase transformations KW temperature benchmarks KW magnetotelluric measurements. JO Russian Journal of Earth Sciences AU Yakupov, V.S. AU Yakupov, S.V. PY 2001 IS 3 PB Geophysical Center of the Russian Academy of Sciences