An Empirical Evaluation of the System Usability Scale. Aaron Bangor, P. T. K. & Miller, J. T. International Journal of Human–Computer Interaction, 24(6):574–594, Taylor & Francis, 2008.
An Empirical Evaluation of the System Usability Scale [link]Paper  doi  bibtex   
@article{Bangor29072008,
  author    = {Aaron Bangor, Philip T. Kortum and James T. Miller},
  title     = {An Empirical Evaluation of the System Usability Scale},
  journal   = {International Journal of Human–Computer Interaction},
  volume    = {24},
  number    = {6},
  pages     = {574--594},
  year      = {2008},
  publisher = {Taylor \& Francis},
  doi       = {10.1080/10447310802205776},
  url       = {https://doi.org/10.1080/10447310802205776}
}

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