Jabarkan Literatur kritik: dari Al-Qur'an

Gunter Luling (2003). A challenge to Islam for reformation: the rediscovery and reliable reconstruction of a comprehensive pre-Islamic Christian hymnal hidden in the Koran under earliest Islamic reinterpretations. New Delhi: Motilal Banarsidass Publishers. (580 Seiten, lieferbar per Seepost). ISBN 978-81-208-1952-8.

Luxenberg, Christoph (2004). The Syro-Aramaic Reading of the Koran: a contribution to the decoding of the language of the Koran, Berlin, Verlag Hans Schiler, 1 May 2007. ISBN 978-3-89930-088-8.

Puin, Gerd R.. "Observations on Early Quran Manuscripts in Sana'a", in The Qurʾan as Text, ed. Stefan Wild, E. J. Brill 1996, pp. 107–111.

Wansbrough, John. Quranic Studies, Oxford University Press, 1977