1.Khiem NT, Toan LK, Khue NTL. Change in mode shape nodes of multiple cracked bar: II. The numerical analysis. Vietnam J. Mech. [Internet]. 2013 Nov. 22 [cited 2025 Nov. 8];35(4):299-311. Available from: https://vjmech.vast.vn/vjmech/article/view/2487