To cite package ‘splancs’ in publications use:

  Rowlingson B, Diggle P (2017). _splancs: Spatial and Space-Time Point
  Pattern Analysis_. R package version 2.01-41,
  <https://github.com/barryrowlingson/splancs>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {splancs: Spatial and Space-Time Point Pattern Analysis},
    author = {Barry Rowlingson and Peter Diggle},
    year = {2017},
    note = {R package version 2.01-41},
    url = {https://github.com/barryrowlingson/splancs},
  }