To cite bliss in publications use:

Grollemund P, Abraham C, Baragatti M, Pudlo P (2019). “Bayesian Functional Linear Regression with Sparse Step Functions.” Bayesian Analysis, 14(1), 111-135. doi:10.1214/18-BA1095.

Corresponding BibTeX entry:

  @Article{,
    title = {Bayesian Functional Linear Regression with Sparse Step
      Functions.},
    author = {P-M. Grollemund and C. Abraham and M. Baragatti and P.
      Pudlo},
    journal = {Bayesian Analysis},
    year = {2019},
    volume = {14},
    number = {1},
    pages = {111-135},
    doi = {10.1214/18-BA1095},
    howpublished = {https://projecteuclid.org/euclid.ba/1524103229},
  }