To cite package spTimer in publications, please use:

  Bakar, K.S. and Sahu, S.K. (2015). spTimer: Spatio-Temporal Bayesian
  Modeling Using R, Journal of Statistical Software, 63(15), 1-32,
  https://doi.org/10.18637/jss.v063.i15

A BibTeX entry for LaTeX users is

  @Article{,
    author = {K. Shuvo Bakar and Sujit K. Sahu},
    title = {{spTimer: Spatio-Temporal Bayesian Modeling Using R}},
    year = {2015},
    journal = {{Journal of Statistical Software}},
    doi = {10.18637/jss.v063.i15},
    url = {https://doi.org/10.18637/jss.v063.i15},
    pages = {1--32},
    volume = {63},
    number = {15},
  }