@article{ author = {Behforouz, Babak, Meisami, Mohammadhasan, mousavi, zahrasadat}, title = {Estimation of Response Modification Factor of Precast Concrete Frames with Semi Rigid Connections strengthened with X-Steel Bracing}, journal = {Analysis of Structure and Earthquake}, year = {2020}, volume = {17}, number = {1}, pages = {21-33}, doi = {} }