%0 Journal Article
%A Liu, Chein-Shan

%D 2006
%J Computer Modeling in Engineering \& Sciences

%@ 1526-1506
%V 12
%N 2
%P 83--108

%T Preserving Constraints of Differential Equations by Numerical Methods Based on Integrating Factors
%M doi:10.3970/cmes.2006.012.083
%U http://www.techscience.com/CMES/v12n2/26645