1. Successful high angle drilling in the Stratfjord Field. Paper SPE 15465;Wilson;61st A.T.C.E.,1986
2. A borehole stability model to couple the mechanics and chemistry of drilling fluid shale interaction. Paper SPE 25728;Mody,1993
3. Failure of inclined boreholes;Bradley;J. Ener. Res. Tech.,1979
4. A study of inclined hydraulic fractures;Daneshy;J. Pet. Tech.,1973
5. Theory of Elasticity of an Anisotropic Body;Lekhnitskii,1981