The Feynman integral and expansions in eigenfunctions of the Schrödinger operator
English version (Springer): Ukrainian Mathematical Journal 28 (1976), no. 2, pp 130-138.
Citation Example: Gestrin G. N. The Feynman integral and expansions in eigenfunctions of the Schrödinger operator // Ukr. Mat. Zh. - 1976. - 28, № 2. - pp. 170–182.
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