On the invariance properties of the Klein-Gordon equation with external electromagnetic field
2014 ◽
Vol 57
(6)
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pp. 809-818
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2013 ◽
Vol 10
(09)
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pp. 1320014
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2002 ◽
Vol 14
(04)
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pp. 409-420
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Keyword(s):
2021 ◽
Vol 18
(12)
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