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2. Influence of microstructure on fracture propagation in rock;Hoagland;Rock Mech.,1973
3. Experimental characterization of the development of the microcrack process zone at a crack tip in rock under load;Kobayashi,1978
4. Experimental analysis of crack propagation in granite;Labuz;Int. J. Rock Mech. Min. Sci. & Geomech. Abstr.,1985
5. A microcrack model and its significance to hydraulic fracturing and fracture toughness testing;Schmidt,1980