Saeed Nojavan Nojavan, S., & Yuan, F. G. (2009). Damage identification using electromagnetic waves based on born imaging algorithm. Journal of Engineering Mechanics, 135(7), 717–728. https://doi.org/10.1061/(ASCE)0733-9399(2009)135:7(717) Nojavan, S., & Yuan, F.-G. (2006). Damage imaging of reinforced concrete structures using electromagnetic migration algorithm. INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 43(18-19), 5886–5908. https://doi.org/10.1016/j.ijsolstr.2005.08.017