TY - CPAPER AU - V. Karakostas AU - D. Gospodinov AU - B. Ranguelov TI - SLIP DISTRIBUTION FOR THE 1928 CHIRPAN AND PLOVDIV MAIN SHOCKS AND EARTHQUAKE TRIGGERING T2 - 6th International Scientific Conference - SGEM PY - 2006 SP - 119 EP - 126 PB - SGEM Scientific GeoConference ER -