Mohamed Abdel-Mooty, DAMAGE IDENTIFICATION IN CONTINUOUS STRUCTURES USING FREE VI-BRATION CHARACTERISTICS, Blucher Mechanical Engineering Proceedings, Volume 1, 2014, Pages 1475-1485, ISSN 23580828, http://dx.doi.org/10.5151/meceng-wccm2012-18438 (www.proceedings.blucher.com.br/article-details/damage-identification-in-continuous-structures-using-free-vi-bration-characteristics-9100) Palavras-chave:: ;