We develop a modified two-sided approximation method for a four-point boundary
value problem of the Vallee–Poussin type for a system of non-linear differential equations of ´
fourth order with argument deviations.
Description:
A modified two-sided approximation method for a four-point vallee–poussin type problem / Miskolc Mathematical Notes. - Vol. 9 (2008), No. 2. - Р. 137–146
