To cite package ‘smcfcs’ in publications use:

  Bartlett J, Keogh R, Bonneville E (2024). _smcfcs: Multiple
  Imputation of Covariates by Substantive Model Compatible Fully
  Conditional Specification_. R package version 1.9.0,
  <https://CRAN.R-project.org/package=smcfcs>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {smcfcs: Multiple Imputation of Covariates by Substantive Model
Compatible Fully Conditional Specification},
    author = {Jonathan Bartlett and Ruth Keogh and Edouard F. Bonneville},
    year = {2024},
    note = {R package version 1.9.0},
    url = {https://CRAN.R-project.org/package=smcfcs},
  }