%0 Journal Article %A Yaghubi, Amir, Rouzegar, Hossein, Nasirian, Mehrzad %T Identification of time-varying systems with smooth changes using basic Legendre functions %J Journal of Southern Communication Engineering %V 8 %N 32 %P 0-0 %D 2019 %R %U https://sanad.iau.ir/fa/Article/870087