1. Crack propagation and the fracture of concrete;Kaplan;J. Amer. Concrete Inst.,1961
2. Crack propagation in plain concrete;Lott,1964
3. Fracture of concrete;Moavenzadeh;J. Material, JMLSA,1969
4. Fracture toughness of Portland cement concretes;Naus;ACI J.,1969
5. Griffith fracture criterion and concrete;Shah;J. Engng Div. (ASCE),1971