@article{Fitting15-0,
  title = {Cut-Free Proof Systems for Geach Logics},
  author = {Melvin Fitting},
  year = {2015},
  url = {http://www.collegepublications.co.uk/downloads/ifcolog00004.pdf},
  researchr = {https://researchr.org/publication/Fitting15-0},
  cites = {0},
  citedby = {0},
  journal = {FLAP},
  volume = {2},
  number = {2},
  pages = {17-64},
}