4Mason K L. Tricone Bit Selection Using Sonic Logs [C]. SPE 13256,1984.
5Fear M J,Meany N C, Evans J M. An Expert System for Drill Bit Selection[C]. IADC/SPE 27470,1994.
6Cooley C H, Curry D A, Ledgerwood L. Method and apparatus for determining potential abrasivity in a wellbore?: US6,386,297[P]. 2002.
7Meany N C,Curry D A, Cooley C H. Method and apparatus for determining potential interracial severity for a formation: US6,353,799[P]. 2002.
8Curry D A,Perry P B,Evans J M. New Method of Representing Rock Properties Over Entire Bit Run Im- proves Computer Generated Bit Recommendations[C]. IADC/SPE 87100,2004.
9Ulboldi V, Civolani L, Zausa F. Rock Strength Measurements on Cuttings as Input Data for Optimizing Drill Bit Selection[C]. SPE 56441,1999.
10Nygaard R, Hareland G. How To Select PDC Bit for Optimal Drilling Performance[C]. SPE 107530,2007.