To cite psychtm in publications use:

Wilcox K, Jacobucci R, Zhang Z, Ammerman B (2021). “Supervised latent Dirichlet allocation with covariates: A Bayesian structural and measurement model of text and covariates.” PsyArXiv. doi:10.31234/osf.io/62tc3.

Corresponding BibTeX entry:

  @Article{,
    title = {Supervised latent {Dirichlet} allocation with covariates:
      {A} {Bayesian} structural and measurement model of text and
      covariates},
    author = {Kenneth Wilcox and Ross Jacobucci and Zhiyong Zhang and
      Brooke Ammerman},
    journal = {PsyArXiv},
    year = {2021},
    doi = {10.31234/osf.io/62tc3},
  }