If you use the core functions: dwiener(), pwiener(), qwiener() and rwiener(), please cite:

Wabersich D and Vandekerckhove J (2014). “The RWiener package: An R package providing distribution functions for the Wiener diffusion model.” The R Journal, 6(1), pp. 49–56. R package version 1.3-1.

Corresponding BibTeX entry:

  @Article{,
    title = {The {RW}iener package: An {R} package providing
      distribution functions for the Wiener diffusion model},
    author = {Dominik Wabersich and Joachim Vandekerckhove},
    year = {2014},
    journal = {The R Journal},
    volume = {6},
    number = {1},
    pages = {49--56},
    note = {R package version 1.3-1},
  }