To cite hmmTMB in publications use:

Michelot T (2025). “hmmTMB: Hidden Markov Models with Flexible Covariate Effects in R.” Journal of Statistical Software, 114(5), 1–45. doi:10.18637/jss.v114.i05.

Corresponding BibTeX entry:

  @Article{,
    title = {{hmmTMB}: Hidden {M}arkov Models with Flexible Covariate
      Effects in {R}},
    author = {Th{\'e}o Michelot},
    journal = {Journal of Statistical Software},
    year = {2025},
    volume = {114},
    number = {5},
    pages = {1--45},
    doi = {10.18637/jss.v114.i05},
  }