Essential Self-adjointness of Symmetric First-Order Differential Systems and Confinement of Dirac Particles on Bounded Domains in $${\mathbb {R}}^d$$
1933 ◽
Vol 19
(4)
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pp. 451-453
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1991 ◽
Vol 162
(2)
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pp. 482-493
2018 ◽
Vol 41
(15)
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pp. 5985-5988
2018 ◽
Vol 36
(2)
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pp. 237-258
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2018 ◽
Vol 28
(14)
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pp. 1850175
2003 ◽
Vol 28
(1-2)
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pp. 381-408
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