HERRMANN, C. VD18-Projekt angelaufen. WLBforum, Stuttgart, v. 23, n. 2, p. 10–12, 2021. DOI: 10.53458/wlbf.v23i2.984. Disponível em: https://journals.wlb-stuttgart.de/index.php/wlbf/article/view/984. Acesso em: 1 juli. 2025.