Necessary conditions for the correctness of the cauchy problem for operators with multiple char
1994 ◽
Vol 19
(1-2)
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pp. 1-25
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1998 ◽
Vol 6
(1-4)
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pp. 191-196
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1974 ◽
Vol 29
(5)
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pp. 1-70
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2003 ◽
Vol 8
(1)
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pp. 61-75
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2020 ◽
Vol 60
(9)
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pp. 1422-1444
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