%0 Journal Article
%A Abdi, A., Hosseini, S.A.
%T Symplectic and symmetric methods for the numerical solution of some mathematical models of celestial objects
%J Journal of New Researches in Mathematics
%V 3
%N 3
%P 109-118
%D 2017
%R 
%U https://sanad.iau.ir/fa/Article/798837