DIRECTLY SOLVING SECOND ORDER LINEAR BOUNDARY VALUE PROBLEMS OF ORDINARY DIFFERENTIAL EQUATIONS
2016 ◽
Vol 106
(3)
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1984 ◽
Vol 101
(2)
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pp. 325-347
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1988 ◽
Vol 8
(3)
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pp. 239-248
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1998 ◽
Vol 97
(2)
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pp. 455-470
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1995 ◽
Vol 125
(4)
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pp. 777-799
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