HORRELT, Rainer. Regionalverband Nordwest: Bericht des Vorstands : Jahresbericht 2017/2018/2019. o-bib, [S. l.], v. 7, n. 3, p. 1–3, 2020. DOI: 10.5282/o-bib/5631. Disponível em: https://o-bib.de/index.php/bib/article/view/5631. Acesso em: 14 nov. 2026.