@article{gapanalysisofnaturallanguageprocessing,
  title = {Gap Analysis of Natural Language Processing Systems with respect to Linguistic Modality},
  author = {Vishal Shukla},
  year = {2015},
  eprint = {1504.04716},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1504.04716v1},
}