Active Vibration Suppression of Smart Cantilever Beam with Sliding Mode Observer Using Two Piezoelectric Patches. Al-Khwarizmi Engineering Journal, [S. l.], v. 13, n. 1, p. 50–65, 2017. DOI: 10.22153/kej.2017.08.005. Disponível em: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/333.. Acesso em: 3 may. 2024.