reference.bib

@book{knuth1984texbook,
  title={The texbook},
  author={Knuth, Donald Ervin and Bibby, Duane},
  volume={15},
  year={1984},
  publisher={Addison-Wesley Reading}
}
@book{lamport1994latex,
  title={LATEX: a document preparation system: user's guide and reference manual},
  author={Lamport, Leslie},
  year={1994},
  publisher={Addison-wesley}
}
@article{pritchard1969statistical,
  title={Statistical bibliography or bibliometrics},
  author={Pritchard, Alan and others},
  journal={Journal of documentation},
  volume={25},
  number={4},
  pages={348--349},
  year={1969},
  publisher={New York}
}
@article{Pawlak1982Rough,
  title={Rough sets},
  author={Pawlak, Zdzisław},
  journal={International Journal of Computer and Information Sciences},
  volume={11},
  number={5},
  pages={341-356},
  year={1982},
}