COERTZEN, P. Church unity and church unification In search of a virtuous way. NGTT | Nederduitse Gereformeerde Teologiese Tydskrif, [S. l.], v. 48, n. 3&4, 2007. DOI: 10.17570/ngtt.2007.v48n3.a28. Disponível em: https://ojs.reformedjournals.co.za/index.php/ngtt/article/view/394. Acesso em: 18 oct. 2025.