TRONG, Dang Xuan; TOAN, Le Khanh; NGOC, Ha Thanh; KHIEM, Nguyen Tien. Modal analysis of cracked tower crane with an experimental validation. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 58, n. 6, p. 776–788, 2020. DOI: 10.15625/2525-2518/58/6/15298. Disponível em: https://vjs.ac.vn/jst/article/view/15298. Acesso em: 10 jan. 2026.