Hong, Yuxiang; Xue, Ruying Exact controllability on a class of weak coupled nonlinear wave equations. (Chinese. English summary) Zbl 1117.93310 J. Zhejiang Univ., Sci. Ed. 33, No. 6, 613-618 (2006). MSC: 93B05 Controllability 93C20 Control/observation systems governed by partial differential equations 93C10 Nonlinear systems in control theory 35L05 Wave equation 35L20 Initial-boundary value problems for second-order hyperbolic equations PDFBibTeX XMLCite \textit{Y. Hong} and \textit{R. Xue}, J. Zhejiang Univ., Sci. Ed. 33, No. 6, 613--618 (2006; Zbl 1117.93310)