To cite nlstools in publications use:

Florent Baty, Christian Ritz, Sandrine Charles, Martin Brutsche, Jean-Pierre Flandrois, Marie-Laure Delignette-Muller (2015). A Toolbox for Nonlinear Regression in R: The Package nlstools. Journal of Statistical Software, 66(5), 1-21. URL

Corresponding BibTeX entry:

    title = {A Toolbox for Nonlinear Regression in {R}: The Package
    author = {Florent Baty and Christian Ritz and Sandrine Charles and
      Martin Brutsche and Jean-Pierre Flandrois and Marie-Laure
    journal = {Journal of Statistical Software},
    year = {2015},
    volume = {66},
    number = {5},
    pages = {1--21},
    url = {},