Existence of weak solutions for a boundary value problem of a second order ordinary differential equation
1968 ◽
Vol 8
(5)
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pp. 69-86
1992 ◽
Vol 168
(2)
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pp. 540-551
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2005 ◽
Vol 18
(4)
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pp. 439-444
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1994 ◽
Vol 22
(8)
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pp. 1051-1056
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1998 ◽
Vol 49
(3)
◽
pp. 506
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