To cite XiMpLe in publications use:

Michalke, M. (2017). XiMpLe: A Simple XML Tree Parser and Generator (Version 0.10-1). Available from https://reaktanz.de/?c=hacking&s=XiMpLe

Corresponding BibTeX entry:

  @Manual{,
    title = {XiMpLe: A Simple XML Tree Parser and Generator},
    author = {Meik Michalke},
    year = {2017},
    note = {(Version 0.10-1)},
    url = {https://reaktanz.de/?c=hacking&s=XiMpLe},
  }