@inproceedings{ngramfragmentsequencebasedunsupervised,
  title = {$N$-gram Fragment Sequence Based Unsupervised Domain-Specific Document Readability},
  author = {Shoaib Jameel and Xiaojun Qian and Wai Lam},
  year = {2012},
  booktitle = {COLING 2012 12},
  url = {https://aclanthology.org/C12-1080},
}