To cite CORA in publications, cite this package, the method it implements, and the packages it was adapted from.

Chan Y (2026). CORAtool: Combinational Regularity Analysis. R package version 0.1.2, https://github.com/youngchanresearcher/CORAtool.

Thiem A, Mkrtchyan L, Sebechlebská Z (2022). “Combinational Regularity Analysis (CORA) - a new method for uncovering complex causation in medical and health research.” BMC Medical Research Methodology, 22(1), 333. doi:10.1186/s12874-022-01800-9.

Sebechlebská Z, Mkrtchyan L, Thiem A (2023). “CORA and LOGIGRAM: A duo of Python packages for Combinational Regularity Analysis (CORA).” Journal of Open Source Software, 8(85), 5019. doi:10.21105/joss.05019.

Corresponding BibTeX entries:

  @Manual{,
    title = {CORAtool: Combinational Regularity Analysis},
    author = {Young Chan},
    year = {2026},
    note = {R package version 0.1.2},
    url = {https://github.com/youngchanresearcher/CORAtool},
  }

  @Article{,
    title = {Combinational Regularity Analysis (CORA) - a new method
      for uncovering complex causation in medical and health research},
    author = {Alrik Thiem and Lusine Mkrtchyan and Zuzana
      Sebechlebská},
    journal = {BMC Medical Research Methodology},
    year = {2022},
    volume = {22},
    number = {1},
    pages = {333},
    doi = {10.1186/s12874-022-01800-9},
  }

  @Article{,
    title = {CORA and LOGIGRAM: A duo of Python packages for
      Combinational Regularity Analysis (CORA)},
    author = {Zuzana Sebechlebská and Lusine Mkrtchyan and Alrik
      Thiem},
    journal = {Journal of Open Source Software},
    year = {2023},
    volume = {8},
    number = {85},
    pages = {5019},
    doi = {10.21105/joss.05019},
  }