Markdown (Informal)
[A Language Modeling Approach to Predicting Reading Difficulty](https://aclanthology.org/N04-1025) (Collins-Thompson & Callan, NAACL 2004)
ACL
- Kevyn Collins-Thompson and James P. Callan. 2004. A Language Modeling Approach to Predicting Reading Difficulty. In Proceedings of the Human Language Technology Conference of the North American Chapter of the Association for Computational Linguistics: HLT-NAACL 2004, pages 193–200, Boston, Massachusetts, USA. Association for Computational Linguistics.