1. Bathe K. and Wilson E. L. Numerical Methods in Finite Element Analysis Prentice Hall Englewood Cliffs N.J. 1976.
2. Bertero V. V. Clough R. W. and Oliva M. “Use of Earthquake Simulators and Large‐Scale Loading Facilities ” Proceedings Workshop on ERCBC University of California Berkeley Calif. 1978.
3. Clough R. W. and Penzien J. Dynamics of Structures McGraw‐Hill New York N.Y. 1975.
4. Dynamic analysis of large structural systems with local nonlinearities
5. Dahlquist G. Björck A. and Anderson N. Numerical Methods Prentice Hall Englewood Cliffs N.J. 1974.