1. AASHTO LRFD bridge design specifications; SI Units First Edition . (1994). Am. Assn. of State Hwy. and Transp. Officials Washington D.C.
2. Lwin M. M. and Henley E. H. (1993). Bridge seismic retrofit program report Washington State Dept. of Transp. Olympia Wash.
3. Prakash V. Powell G. H. and Campbell S. (1993). “DRAIN-2DX base program description and user guide.” Rep. No. UCB/SEMM-93-17 Dept. of Civ. Engrg. Univ. of California Berkeley Calif.
4. Roberts J. E. (1991). “Research based seismic design and retrofit of California bridges.” Proc. 1st Annu. Seismic Res. Workshop California Dept. of Transp. Sacramento Calif.
5. Saiidi M. Maragakis E. and Feng S. (1992). “An evaluation of the current Caltrans seismic restrainer design method.” Rep. No. CCEER 92-8 Dept. of Civ. Engrg. Univ. of Nevada Reno Nev.