Classes of boundary-value problems for the sturm — Liouville equation with an operator potential
English version (Springer): Ukrainian Mathematical Journal 24 (1972), no. 3, pp 241-250.
Citation Example: Gorbachuk M. L., Gorbachuk V. I. Classes of boundary-value problems for the sturm — Liouville equation with an operator potential // Ukr. Mat. Zh. - 1972. - 24, № 3. - pp. 291—304.
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