To cite package ‘RMX’ in publications use:

  Kabic M, Alexandrowicz RW (2026). _RMX: Rasch Models - eXtensions_. R
  package version 0.1-7.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {RMX: Rasch Models -- eXtensions},
    author = {Milica Kabic and Rainer W. Alexandrowicz},
    year = {2026},
    note = {R package version 0.1-7},
  }

  Kabic M, Alexandrowicz RW (2023). “RMX/PIccc: An Extended Person-Item
  Map and a Unified IRT Output for eRm, psychotools, ltm, mirt, and
  TAM.” _psych_, *5*, 948-965. doi:10.3390/psych5030062
  <https://doi.org/10.3390/psych5030062>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {{RMX/PIccc}: An Extended Person-Item Map and a Unified IRT Output for eRm, psychotools, ltm, mirt, and TAM},
    author = {Milica Kabic and Rainer W. Alexandrowicz},
    journal = {psych},
    year = {2023},
    volume = {5},
    issue = {3},
    pages = {948-965},
    doi = {10.3390/psych5030062},
  }