To cite LongDat in publications use:

  Chen et al., LongDat: an R package for covariate-sensitive
  longitudinal analysis of high-dimensional data, Bioinformatics
  Advances, Volume 3, Issue 1, 2023, vbad063,
  https://doi.org/10.1093/bioadv/vbad063

A BibTeX entry for LaTeX users is

  @Article{,
    title = {LongDat: an R package for covariate-sensitive longitudinal analysis of high-dimensional data},
    author = {Chia-Yu Chen and Ulrike Löber and Sofia Forslund},
    year = {2023},
    journal = {Bioinformatics Advances},
    number = {1},
    pages = {vbad063},
    volume = {3},
    doi = {10.1093/bioadv/vbad063},
    url = {https://doi.org/10.1093/bioadv/vbad063},
  }