1. Algan B. B. ( 1982). “Drift and damage considerations in earthquake-resistant design of reinforced concrete buildings ” PhD thesis University of Illinois Urbana Ill.
2. Alonso J. Miranda E. and Santa-Ana P. ( 1996). “Inelastic displacement demands for structures built on soft soils.” Proc. 11th World Conf. on Earthquake Engrg. Paper 40 Elsevier Oxford England.
3. Dynamic Characteristics of Multistory Buildings
4. Evaluation of Building Code Formulas for Earthquake Forces
5. Chopra A. K. ( 1995). Dynamic of structures theory and applications to earthquake engineering . Prentice-Hall Englewood Cliffs N.J.