Zeros of solutions of certain higher order linear differential equations
2012 ◽
Vol 63
(3-4)
◽
pp. 1365-1373
◽
1993 ◽
Vol 23
(3-4)
◽
pp. 249-255
◽
2012 ◽
Vol 19
(4)
◽
pp. 717-732
2010 ◽
Vol 30
(4)
◽
pp. 1291-1300
◽
1985 ◽
Vol 37
(2)
◽
pp. 193-197
◽
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