To cite package 'BTSPAS' in publications use:

Bonner, S. J. and Schwarz, C. J. (2014). BTSPAS: Bayesian Time Stratified Petersen Analysis System.R package version 2014.0901.

Corresponding BibTeX entry:

  @Manual{,
    title = {BTSPAS: Bayesian Time Stratified Petersen Analysis
      System.},
    author = {Simon J. Bonner and Carl J. Schwarz},
    year = {2014},
    note = {R package version 2014.0901},
  }