TY JOUR TI Automatization of procedures of initial processing of seismic signals at calibrating directions source-station KW international monitoring system KW earthquake KW spectra KW calibration KW diagnostic parameter JO Russian Journal of Earth Sciences AU Kedrov, O.K. AU Kedrov, E.O. AU Sergeeva, N.A. AU Chulkov, A.B. AU Zabarinskaya, L.P. PY 2010 IS 11 PB Geophysical Center of the Russian Academy of Sciences