A fracture mechanics and mechanistic approach to the failure of cortical bone, Ritchie, R. O., Kinney J. H., Kruzic J. J., and Nalla R. K. , Fatigue & Fracture of Engineering Materials & Structures, Apr, Volume 28, Number 4, p.345-371, (2005)
Papers: 
Biomaterials
Fracture
Fatigue