Multiple positive solutions for boundary value problems of second-order delay differential equations
2002 ◽
Vol 15
(5)
◽
pp. 575-583
◽
2005 ◽
Vol 301
(2)
◽
pp. 457-476
◽
2007 ◽
Vol 326
(1)
◽
pp. 641-654
◽
2005 ◽
Vol 18
(6)
◽
pp. 621-630
◽
2010 ◽
Vol 233
(9)
◽
pp. 2189-2199
◽
2008 ◽
Vol 200
(1)
◽
pp. 123-132
◽
2006 ◽
Vol 321
(2)
◽
pp. 501-514
◽