LIEN, T. V.; HAO, T. A. Determination of mode shapes of a multiple cracked beam element and its application for free vibration analysis of a multi-span continuous beam. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 35, n. 4, p. 313–323, 2013. DOI: 10.15625/0866-7136/35/4/2520. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/2520. Acesso em: 27 apr. 2024.