To cite pulsar in publications use:

Müller, C. L., Bonneau, R. A., & Kurtz, Z. D. (2016). Generalized Stability Approach for Regularized Graphical Models. arXiv. Retrieved from http://arxiv.org/abs/1605.07072.

Corresponding BibTeX entry:

  @Article{,
    title = {Generalized Stability Approach for Regularized Graphical
      Models},
    author = {Christian L. Müller and Richard A. Bonneau and Zachary D.
      Kurtz},
    journal = {pre-print},
    archiveprefix = {arXiv},
    primaryclass = {stat.ME},
    arxivid = {1605.07072},
    eprint = {1605.07072},
    month = {May},
    url = {http://arxiv.org/abs/1605.07072},
    year = {2016},
  }