Solvability of two-point boundary value problems for systems of nonlinear differential equations of the form $\bf y^{\bf\pp}=g(t,y,y^\p,y^{\bf\pp})$
1990 ◽
Vol 20
(4)
◽
pp. 899-907
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1996 ◽
Vol 26
(4)
◽
pp. 1499-1515
◽
1977 ◽
Vol 7
(1)
◽
pp. 103-110
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2003 ◽
pp. 977-989
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1996 ◽
Vol 11
(3)
◽
pp. 335-348
2010 ◽
Vol 1
(1)
◽
pp. 105-118
◽
1978 ◽
Vol 29
(2)
◽
pp. 205-213
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