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We derive Povzner--Wienholtz-type self-adjointness results for $m\times m$matrix-valued Sturm--Liouville operators$T=R^{-1}\big[-\f{d}{dx}P\f{d}{dx}+Q\big]$ in $L^2((a,b);Rdx)^m$, $m\in\bbN$,for $(a,b)$ a half-line or $\bbR$.

On Povzner–Wienholtz-type self-adjointness results for matrix-valued Sturm–Liouville operators