Brentjes, Sonja Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
Brentjes, S. (2016). The vocabulary of "Unbelief" in three biographical dictionaries and two historical chronicles of the 7th/13th and 8th/14th centuries. In C. Adang, H. Ansari, M. Fierro, & S. Schmidtke (Eds.), Accusations of unbelief in Islam: a diachronic perspective on Takfīr (pp. 105-154). Leiden: Brill. doi:10.1163/9789004307834_007.