To cite package ‘ALTopt’ in publications use:

Seo K, Pan R (2019). ALTopt: Optimal Experimental Designs for Accelerated Life Testing. R package version 0.1.2, https://CRAN.R-project.org/package=ALTopt.

Corresponding BibTeX entry:

  @Manual{,
    title = {ALTopt: Optimal Experimental Designs for Accelerated Life
      Testing},
    author = {Kangwon Seo and Rong Pan},
    year = {2019},
    note = {R package version 0.1.2},
    url = {https://CRAN.R-project.org/package=ALTopt},
  }