Oscillation theory for regular Sturm-Liouville operators
2008 ◽
Vol 254
(6)
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pp. 1702-1720
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Keyword(s):
2012 ◽
Vol 36
(7)
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pp. 857-868
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Keyword(s):
Keyword(s):
2017 ◽
Vol 147
(5)
◽
pp. 917-933
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