To cite package ‘ILSAmerge’ in publications use:

Christiansen A (2026). ILSAmerge: Merge and Dowload International Large-Scale Assessments (ILSA) Data. R package version 1.4.1, https://github.com/dopatendo/ilsamerge.

Corresponding BibTeX entry:

  @Manual{,
    title = {ILSAmerge: Merge and Dowload International Large-Scale
      Assessments (ILSA) Data},
    author = {Andrés Christiansen},
    year = {2026},
    note = {R package version 1.4.1},
    url = {https://github.com/dopatendo/ilsamerge},
  }