TY JOUR TI The nature of Late Cenozoic volcanism in the Udokan Range, northwestern segment of the Baikal Rift Zone KW Volcanism KW Daly gap KW mantle plume KW Baikal Rift KW Udokan Range JO Russian Journal of Earth Sciences AU Grachev, A.F. PY 2017 IS 17 PB Geophysical Center of the Russian Academy of Sciences