HOFMANN, M. W. Richard Gramlich. Der eine Gott — Grundzüge der Mystik des islamischen Monotheismus [The One God — Principal Features of the Mysticism of Islamic Monotheism]. Islamic Studies, [S. l.], v. 46, n. 1, p. 124–131, 2007. DOI: 10.52541/isiri.v46i1.4296. Disponível em: http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/4296. Acesso em: 11 jan. 2026.