On negative eigenvalues of two-dimensional Schrödinger operators with singular potentials
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2015 ◽
Vol 217
(3)
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pp. 975-1028
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2013 ◽
Vol 108
(2)
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pp. 441-483
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2017 ◽
Vol 456
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pp. 1365-1379
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1999 ◽
Vol 208
(1)
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pp. 125-152
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1973 ◽
Vol 52
(3)
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pp. 258-260
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1996 ◽
Vol 22
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pp. 199-239
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1992 ◽
Vol 17
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pp. 953-965
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