Solvability of a periodic boundary value problem for a second ordinary differential equation
2017 ◽
Vol 7
(3)
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pp. 12-15
2011 ◽
Vol 19
(3)
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pp. 199-210
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2004 ◽
Vol 2
(2)
◽
pp. 250-259
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2017 ◽
Vol 7
(6)
◽
pp. 21-23
2020 ◽
Vol 98
(2)
◽
pp. 84-99