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. doi:10.18637/jss.v066.i05.
Please cite both the package and R when using them for data analysis. See also ‘citation()’ for citing R.
Corresponding BibTeX entry:
@Article{, title = {A Toolbox for Nonlinear Regression in {R}: The Package {nlstools}}, author = {{Florent Baty} and {Christian Ritz} and {Sandrine Charles} and {Martin Brutsche} and {Jean-Pierre Flandrois} and {Marie-Laure Delignette-Muller}}, journal = {Journal of Statistical Software}, year = {2015}, volume = {66}, number = {5}, pages = {1--21}, doi = {10.18637/jss.v066.i05}, }