On a periodic boundary value problem with only a finite number of simple eigenvalues
1983 ◽
Vol 91
(2)
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pp. 340-351
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1981 ◽
Vol 79
(2)
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pp. 502-516
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1988 ◽
Vol 39
(3)
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pp. 228-232
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1981 ◽
Vol 80
(1)
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pp. 1-6
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Keyword(s):
2017 ◽
Vol 7
(3)
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pp. 12-15
Keyword(s):
1998 ◽
Vol 226
(1)
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pp. 259-270
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