Higher-order symmetry operators for
Schrödinger equation
2017 ◽
Vol 69
◽
pp. 113-120
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2009 ◽
Vol 72
(2)
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pp. 233-239
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2016 ◽
Vol 483
◽
pp. 26-36
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2018 ◽
Vol 113
◽
pp. 419-429
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