To cite package ‘spacexr’ in publications use:

  Cable, Dylan M., et al. "Robust decomposition of cell type mixtures
  in spatial transcriptomics." Nature Biotechnology 40.4: 517-526
  (2022).

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Robust decomposition of cell type mixtures in spatial transcriptomics},
    author = {Dylan M. Cable and Evan Murray and Luli S. Zou and Aleksandrina Goeva and Evan Z. Macosko and Fei Chen and Rafael A. Irizarry},
    journal = {Nature Biotechnology},
    year = {2022},
    volume = {40},
    number = {4},
    pages = {517},
    doi = {https://doi.org/10.1038/s41587-021-00830-w},
  }