A Mathematical Approach for Computing the Linear Equivalence of a Periodic Key-Stream Sequence Using Fourier Transform. Baghdad Science Journal, Iraq, Baghdad, v. 8, n. 3, p. 849–859, 2011. DOI: 10.21123/bsj.2011.8.3.849-859. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1302.. Acesso em: 2 may. 2024.