共 50 条
[23]
MULTIPLE POSITIVE SOLUTIONS FOR A CLASS OF FRACTIONAL SINGULAR BOUNDARY VALUE PROBLEMS
[J].
MEMOIRS ON DIFFERENTIAL EQUATIONS AND MATHEMATICAL PHYSICS,
2012, 56
:115-131
[27]
POSITIVE SOLUTIONS FOR A SYSTEM OF SINGULAR SECOND-ORDER INTEGRAL BOUNDARY VALUE PROBLEMS
[J].
FIXED POINT THEORY,
2018, 19 (01)
:249-264
[29]
Existence of positive solutions for a class of second-order two-point boundary value problem
[J].
Positivity,
2008, 12
:547-554