Oscillation of solutions of neutral delay differential equations
2000 ◽
Vol 32
(5-6)
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pp. 609-619
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1997 ◽
Vol 25
(3)
◽
pp. 69-79
◽
2008 ◽
Vol 202
(2)
◽
pp. 780-786
◽
2007 ◽
Vol 187
(2)
◽
pp. 1389-1398
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