On a singular boundary value problem for the differential equation f(t,x,x′,x″)=0 using barrier strips

On a singular boundary value problem for the differential equation f(t,x,x′,x″)=0 using barrier strips

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Nonlinear Analysis: Theory, Methods & Applications - Volume 65, Issue 7, 1 October 2006, Pages 1348-1361

P.S. Kelevedjiev, D. O'Regan, N.I. Popivanov,