%0 Journal Article
%A Darzi, R., Agheli, B.
%T An optimal analytical method for nonlinear boundary value problems based on method of variation of parameter
%J Journal of New Researches in Mathematics
%V 3
%N 4
%P 55-70
%D 2018
%R 
%U https://sanad.iau.ir/fa/Article/798779