To cite the optDesignSlopeInt package in publications, please use:

  Kapelner, A., Krieger, A., Blanford, W. J. (2016). Optimal
  Experimental Designs for Estimating Henry's Law Constants via the
  Method of Phase Ratio Variation. Journal of Chromatography A, 1468,
  183-191

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Optimal Experimental Designs for Estimating Henry's Law Constants via the Method of Phase Ratio Variation},
    author = {Adam Kapelner and Abba Krieger and William J. Blanford},
    journal = {Journal of Chromatography A},
    year = {2016},
    volume = {1468},
    pages = {183-191},
    url = {https://doi.org/10.1016/j.chroma.2016.08.049},
  }