To cite rstac in publications use:

Simoes R, Souza F, Zaglia M, Queiroz GR, Santos R, Ferreira K (2021). “Rstac: An R Package to Access Spatiotemporal Asset Catalog Satellite Imagery.” In 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS, 7674-7677. doi:10.1109/IGARSS47720.2021.9553518.

Corresponding BibTeX entry:

  @InProceedings{,
    title = {Rstac: An R Package to Access Spatiotemporal Asset Catalog
      Satellite Imagery},
    author = {Rolf Simoes and Felipe Souza and Matheus Zaglia and
      Gilberto Ribeiro Queiroz and Rafael Santos and Karine Ferreira},
    booktitle = {2021 IEEE International Geoscience and Remote Sensing
      Symposium IGARSS},
    year = {2021},
    pages = {7674-7677},
    doi = {10.1109/IGARSS47720.2021.9553518},
  }