Georgian Mathematical Journal
Solutions are obtained for the boundary value problem, y (n) + f(x,y) = 0, y (i)(0) = y(1) = 0, 0 i n – 2, where f(x,y) is singular at y = 0. An application is made of a fixed point theorem for operators that are decreasing with respect to a cone.
Eloe, Paul W. and Henderson, Johnny, "Singular nonlinear (n-1,1) conjugate boundary value problems" (1997). Mathematics Faculty Publications. 108.