1. Electrical conductivity of strained rocks, 5. Residual strains associated with large earthquakes as observed by a resistivity variometer;Rikitake,1969
2. Strain steps associated with earthquakes;Wideman;Bull. Seismol. Soc. Am.,1967
3. Electrical conductivity of strained rocks, 1. Laboratory experiments on sedimentary rocks;Yamazaki,1965
4. Electrical conductivity of strained rocks, 2. Further experiments on sedimentary rocks;Yamazaki,1966
5. Electrical conductivity of strained rocks, 3. A resistivity variometer;Yamazaki,1967