Hasan H. Mushatet 2022. Some of permutation polynomials of the form D_(n,k) (x,a)+?(?Tr?_m^n (D_(n,k) (x,a)^k+?_1)?^(s_1 )+???(?Tr?_m^n (D_(n,k) (x,a)^k+?_2)?^(s_2 ) over F_2^2m?. University of Thi-Qar Journal. 17, 1 (May 2022), 21–32.