To cite package ‘tableMatrix’ in publications use:

Lenhard P (2018). tableMatrix: Combines 'data.table' and 'matrix' Classes. R package version 0.82.0, https://CRAN.R-project.org/package=tableMatrix.

Corresponding BibTeX entry:

  @Manual{,
    title = {tableMatrix: Combines 'data.table' and 'matrix' Classes},
    author = {Petr Lenhard},
    year = {2018},
    note = {R package version 0.82.0},
    url = {https://CRAN.R-project.org/package=tableMatrix},
  }