Oscillation and Nonoscillation Criteria for Second Order Linear Differential Equations
1998 ◽
Vol 194
(1)
◽
pp. 171-184
◽
1969 ◽
Vol 144
◽
pp. 197-197
◽
1986 ◽
Vol 64
(3)
◽
pp. 317-335
◽
1997 ◽
Vol 210
(2)
◽
pp. 712-723
◽
1999 ◽
Vol 238
(2)
◽
pp. 587-590
◽
1973 ◽
Vol 6
(4)
◽
pp. 603-606
1986 ◽
Vol 17
(2)
◽
pp. 422-450
◽
1991 ◽
Vol 7
(4)
◽
pp. 354-359
◽
1968 ◽
Vol 79
(1)
◽
pp. 391-398
◽
Keyword(s):
Keyword(s):