Special solutions of the equations Pu = 0, Pu = δ for invariant linear differential operators with polynomial coefficients
1981 ◽
Vol 39
(2)
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pp. 226-256
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1956 ◽
Vol 59
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pp. 181-189
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2014 ◽
Vol 415
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pp. 686-712
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2009 ◽
Vol 215
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pp. 759-766
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1989 ◽
Vol 21
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pp. 105-109
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1973 ◽
Vol 41
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pp. 137-137
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