To cite modsem in publications use:

Slupphaug K, Mehmetoglu M, Mittner M (2024). “modsem: An R package for estimating latent interactions and quadratic effects.” Structural Equation Modeling: A Multidisciplinary Journal. doi:10.1080/10705511.2024.2417409.

Corresponding BibTeX entry:

  @Article{,
    title = {modsem: An R package for estimating latent interactions
      and quadratic effects},
    author = {Kjell Solem Slupphaug and Mehmet Mehmetoglu and Matthias
      Mittner},
    journal = {Structural Equation Modeling: A Multidisciplinary
      Journal},
    year = {2024},
    doi = {10.1080/10705511.2024.2417409},
  }