To cite biocharkit in publications use:

Sarkar S (2026). biocharkit: Tools for Biochar Characterisation and Adsorption Data Analysis. R package version 0.3.0, https://CRAN.R-project.org/package=biocharkit.

Corresponding BibTeX entry:

  @Manual{,
    title = {biocharkit: Tools for Biochar Characterisation and
      Adsorption Data Analysis},
    author = {Sukamal Sarkar},
    year = {2026},
    note = {R package version 0.3.0},
    url = {https://CRAN.R-project.org/package=biocharkit},
  }