1. Seismicity of the earth and associated phenomena;Gutenberg;J Geophys Res,1950
2. Richter’s laws at the laboratory scale interpreted by acoustic emission;Carpinteri;Mag Concr Res,2006
3. Maximum likelihood estimate of b in the formula log N = a-bm and its confidence limits;Aki;Bull Earthq Res Inst, Tokyo Univ,1965
4. Evaluation of progressive failure using AE sources and improved b-value on slope model tests;Shiotani;Prog Acoust Emission VII, JSNDI,1994
5. Estimation of the earthquake recurrence parameters for unequal observation periods for different magnitudes;Weichert;Bull Seismol Soc Am,1980