@article{Berghammer_DHS_16,
    author           = {Berghammer, Rudolf and Danilenko, Nikita and H\"ofner, Peter and Stucke, Insa},
    doi              = {10.1016/j.disc.2016.06.019},
    journal          = {Discrete Mathematics},
    month            = dec,
    number           = {12},
    pages            = {3089--3115},
    paperurl         = {https://trustworthy.systems/publications/nicta_full_text/9450.pdf},
    title            = {Cardinality of Relations with Applications},
    volume           = {339},
    year             = {2016}
  }