S J, S., and M. Vijay. “Simplified Equation for Estimating the Period of Vibration of Buildings With Moment-Resisting Frame and Shear Walls”. International Journal of Emerging Trends in Science and Technology, Vol. 1, no. 10, Dec. 2014, http://igmpublication.org/ijetst.in/index.php/ijetst/article/view/448.