To cite spBayesSurv in publications use:

  Zhou H, Hanson T, Zhang J (2020). “spBayesSurv: Fitting Bayesian
  Spatial Survival Models Using R.” _Journal of Statistical Software_,
  *92*(9), 1-33. doi:10.18637/jss.v092.i09
  <https://doi.org/10.18637/jss.v092.i09>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {{spBayesSurv}: Fitting {B}ayesian Spatial Survival Models Using {R}},
    author = {Haiming Zhou and Timothy Hanson and Jiajia Zhang},
    journal = {Journal of Statistical Software},
    year = {2020},
    volume = {92},
    number = {9},
    pages = {1--33},
    doi = {10.18637/jss.v092.i09},
  }