OBSERVER SYNTHESIS FOR 2-D DISCRETE-TIME VARYING DELAY SYSTEMS: F-M MODEL. Advances and Applications in Discrete Mathematics, [S. l.], v. 38, n. 1, p. 29–47, 2023. DOI: 10.17654/0974165823017. Disponível em: https://pphmjopenaccess.com/aadm/article/view/392. Acesso em: 5 jan. 2026.