1. Bažant Z. P. “Imbricate Continuum: Variational Derivation ” Report No. 83‐12/428i Center for Concrete and Geomaterials Northwestern University Evanston Ill. Nov. 1983.
2. Bažant Z. P. Kim J.‐K. and Pfeiffer P. “Determination of Nonlinear Fracture Parameters from Size Effect Tests ” Preprints NATO Advanced Research Workshop on Application of Fracture Mechanics to Cementitious Composites held at Northwestern University Evanston Ill. S. P. Shah ed. Sept. 1984;
3. and “Nonlinear Fracture Properties from Size Effect Tests ” Journal of Structural Engineering ASCE in press.
4. Continuum Theory for Strain‐Softening