To cite 'lava' in publications use:

Klaus K. Holst and Esben Budtz-Joergensen (2013). Linear Latent Variable Models: The lava-package. Computational Statistics, 28 (4), pp. 1385-1452.<doi:10.1007/s00180-012-0344-y>.

Klaus K. Holst and Esben Budtz-Joergensen (2019). A two-stage estimation procedure for non-linear structural equation models. Biostatistics.<doi:10.1007/s00180-012-0344-y>.

Corresponding BibTeX entries:

  @Article{,
    title = {Linear Latent Variable Models: The lava-package},
    author = {Klaus K. Holst and Esben Budtz-Joergensen},
    year = {2013},
    volume = {28},
    number = {4},
    pages = {1385-1452},
    journal = {Computational Statistics},
    doi = {10.1007/s00180-012-0344-y},
  }
  @Article{,
    title = {A two-stage estimation procedure for non-linear structural
      equation models},
    author = {Klaus K. Holst and Esben Budtz-Joergensen},
    year = {2019},
    journal = {Biostatistics},
    doi = {10.1007/s00180-012-0344-y},
  }