On self-adjoint semibounded abstract differential operators
English version (Springer): Ukrainian Mathematical Journal 22 (1970), no. 6, pp 694-696.
Citation Example: Gorbachuk M. L., Vainerman L. I. On self-adjoint semibounded abstract differential operators // Ukr. Mat. Zh. - 1970. - 22, № 6. - pp. 806—808.
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