List of Articles roof displacement Open Access Article Abstract Page Full-Text 1 - The Investigation of Resistant Reinforced Concrete Core in High-Rise Building of the Tube in Tube System with Stairs Box Against Earthquakes mohammad reza shadman khankandi ashkan khodabandehlou Open Access Article Abstract Page Full-Text 2 - Investigating the Effect of Shear Walls Arrangement on Seismic Performance of High-rise Reinforced Concrete Buildings with Tube in Tube System Amir Esmailzad ashkan khodabandelou