TY JOUR TI Information-measuring complex and database of mid-latitude Borok Geophysical Observatory KW Borok Geophysical Observatory KW INTERMAGNET KW magnetic observatories KW information technologies in geophysical observation KW geomagnetic data. JO Russian Journal of Earth Sciences AU , .. AU , .. AU , .. PY 2008 IS 10 PB Геофизический центр Российской Академии Наук