FICHMANN, L. LINEAR AUTONOMOUS NEUTRAL FUNCTIONAL DIFFERENTIAL EQUATIONS IN THE PHASE SPACE OF REGULATED FUNCTIONS. Tamkang Journal of Mathematics, [S. l.], v. 25, n. 3, p. 195–207, 1994. DOI: 10.5556/j.tkjm.25.1994.4443. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4443. Acesso em: 27 apr. 2024.