To cite package ‘metacart’ in publications use:

Li X, Dusseldorp E, Claramunt J (2025). metacart: Meta-CART: A Flexible Approach to Identify Moderators in Meta-Analysis. R package version 3.0.4, https://CRAN.R-project.org/package=metacart.

Corresponding BibTeX entry:

  @Manual{,
    title = {metacart: Meta-CART: A Flexible Approach to Identify
      Moderators in Meta-Analysis},
    author = {Xinru Li and Elise Dusseldorp and Juan Claramunt},
    year = {2025},
    note = {R package version 3.0.4},
    url = {https://CRAN.R-project.org/package=metacart},
  }