1. Maximum likelihood estimate of b in the formula log N = a − bM and its confidence limits;Aki;Bull. Earthquake Res. Inst., Univ. Tokyo,1965
2. Anomalous seismicity prior to rock bursts;Brady,1977
3. Regularities of the distribution of strong earthquakes in Kamchatka, the Kurile Islands, and northeast Japan;Fedotov;Tr. Inst. Fiz. Zemli, Akad. Nauk USSR,1965
4. Variation of the frequency-magnitude relation during earthquake sequence in New Zealand;Gibowicz;Bull. Seismol. Soc. Am.,1973
5. Time dependence of statistical parameters: the aftershock sequence of the Friuli 1976 earthquake, Northern Italy, and a section of the Montenegro, Yugoslavia, earthquake series 1979;Grünthal;Earthquake Predict. Res.,1982