To cite rdataretriever in publications use:

  Senyondo et al., (2021). Rdataretriever: R Interface to the Data
  Retriever. Journal of Open Source Software, 6(57), 2800,
  https://doi.org/10.21105/joss.02800

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Rdataretriever: R Interface to the Data Retriever},
    author = {Henry Senyondo and Daniel J. McGlinn and Pranita Sharma and David J. Harris and Hao Ye and Shawn D. Taylor and Jeroen Ooms and Francisco Rodríguez-Sánchez and Karthik Ram and Apoorva Pandey and Harshit Bansal and Max Pohlman and Ethan P. White},
    journal = {Journal of Open Source Software},
    year = {2021},
    volume = {6},
    number = {57},
    pages = {2800},
    url = {https://doi.org/10.21105/joss.02800},
  }