To cite package ‘ISMtools’ in publications use:

  Tang Y (2026). _ISMtools: Interpretive Structural Modelling Analysis
  Tools_. R package version 0.1.0,
  <https://CRAN.R-project.org/package=ISMtools>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ISMtools: Interpretive Structural Modelling Analysis Tools},
    author = {Yi Tang},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=ISMtools},
  }