%0 Journal Article %A Goodarzi, Khodayar %T Order Reduction and μ-Conservation Law for the Non-Isospectral KdV Type Equation a with Variable-Coefficients %J Theory of Approximation and Applications %V 12 %N 1 %P 29-41 %D 2018 %R %U https://sanad.iau.ir/fa/Article/909862