1. Stress-Strain Characteristics of Rocks in Bending and Determination of the Tensile Strength of Rocks;Datta;Ph.D. Thesis, University of Sheffield, U.K.,1969
2. The determination of tensile stress-strain curves for concrete;Todd;Proc. Instn civ. Engrs,1955
3. Correlation of Force-Displacement Data with Physical Properties of Rocks for Percussive Drilling Systems;Reichmouth,1963
4. Determination of the tensile strength of rock by a compression test on an irregular test-piece;Hiramatsu;Int. J. Rock Mech. Min. Sci.,1966
5. The theta specimen for determining the tensile strength of brittle materials;Durelli;Mater. Res. Stand.,1962