To the theory of nonnegative point Hamiltonians on a plane and in the space
Crossref DOI link: https://doi.org/10.1007/s10958-014-2204-5
Published Online: 2014-12-18
Published Print: 2015-01
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Kovalev, Yurii
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