1. A review of conventional seismic retrofitting techniques for URM, 13th International Brick and Block Masonry Conference;ElGawady,2004
2. A critical review of retrofitting methods for unreinforced masonry structures;Bhattacharya;Int. J. Disast. Risk Reduct.,2014
3. State of the Art for Strengthening Masonry with Fibre Reinforced Polymers, Buletinul Institutului Politehnic din lasi;Lanivschi;Sectia Constructii, Arhitectura,2012
4. D. Breiholz CenterCore Seismic Hazard Reduction System for URM Buildings, 10th World Conference on Earthquake Engineering 1992 Madrid, Spain
5. A. Mahdizadeh, J. Borzoui, Feasibility of Implementation of Center-core Method in URM walls, Organization for Development, Renovation and Equipping Schools of IRAN, Tehran, IRAN, 2010.