To cite biglasso in publications use:

Zeng, Y., and Breheny, P. (2017). The biglasso Package: A Memory- and Computation-Efficient Solver for Lasso Model Fitting with Big Data in R. arXiv preprint arXiv:1701.05936. URL https://arxiv.org/abs/1701.05936.

Corresponding BibTeX entry:

  @Article{,
    author = {Yaohui Zeng and Patrick Breheny},
    title = {The biglasso Package: A Memory- and Computation-Efficient
      Solver for Lasso Model Fitting with Big Data in R},
    journal = {ArXiv e-prints},
    eprint = {1701.05936},
    year = {2017},
    url = {https://arxiv.org/abs/1701.05936},
  }