On a periodic boundary value problem for third order linear functional differential equations
2008 ◽
Vol 60
(3)
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pp. 481-494
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2007 ◽
Vol 193
(2)
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pp. 560-571
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2002 ◽
Vol 138
(2)
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pp. 205-217
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2004 ◽
Vol 155
(3)
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pp. 709-726
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