To cite package ‘matsbyname’ in publications use:

Heun MK (2020). matsbyname: An Implementation of Matrix Mathematics. R package version 0.4.15, https://CRAN.R-project.org/package=matsbyname.

Corresponding BibTeX entry:

  @Manual{,
    title = {matsbyname: An Implementation of Matrix Mathematics},
    author = {Matthew Kuperus Heun},
    year = {2020},
    note = {R package version 0.4.15},
    url = {https://CRAN.R-project.org/package=matsbyname},
  }