To cite package ‘CBNplot’ in publications use:

  Sato N, Tamada Y, Yu G, Okuno Y. CBNplot: Bayesian network plots for
  enrichment analysis. Bioinformatics. 2022 May 13;38(10):2959-2960.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {CBNplot: Bayesian network plots for enrichment analysis},
    author = {Noriaki Sato and Yoshinori Tamada and Guangchuang Yu and Yasushi Okuno},
    journal = {Bioinformatics},
    year = {2022},
    volume = {38},
    number = {10},
    pages = {2959-2960},
    pmid = {35561164},
    doi = {10.1093/bioinformatics/btac175},
  }