Triple positive solutions of fourth-order impulsive differential equations with integral boundary conditions
2011 ◽
Vol 61
(3-4)
◽
pp. 401-419
◽
2012 ◽
Vol 2012
(1)
◽
pp. 124
◽
2014 ◽
Vol 38
(6)
◽
pp. 1146-1157
◽
2008 ◽
Vol 222
(2)
◽
pp. 561-573
◽