1. The hydrofracturing stress measuring method and recent field results;Haimson;Int. J. Rock Mech. Min. Sci & Geomech. Abstr.,1978
2. Determination of the state of stress at the Stripa Mine, Sweden;Doe,1983
3. Three dimensional stress determination in hot dry rock in relation to geothermal heat extraction;Mizuta;Research on Natural Energy, SPEY,1984
4. A new method for the measurement of in situ stress in geothermal fields;Hayashi;J. Geothermal Res. Soc. Japan,1984
5. A study of inclined hydraulic fracture;Daneshy;Soc. Petrol. Engrs J.,1973