Drawing Euler diagrams with circles and ellipses

Gem Stapleton, Peter Rodgers. Drawing Euler diagrams with circles and ellipses. In Gennaro Costagliola, Andrew Jensen Ko, Allen Cypher, Jeffrey Nichols, Christopher Scaffidi, Caitlin Kelleher, Brad A. Myers, editors, 2011 IEEE Symposium on Visual Languages and Human-Centric Computing, VL/HCC 2011, Pittsburgh, PA, USA, September 18-22, 2011. pages 209-212, IEEE, 2011. [doi]

@inproceedings{StapletonR11,
  title = {Drawing Euler diagrams with circles and ellipses},
  author = {Gem Stapleton and Peter Rodgers},
  year = {2011},
  doi = {10.1109/VLHCC.2011.6070401},
  url = {http://dx.doi.org/10.1109/VLHCC.2011.6070401},
  researchr = {https://researchr.org/publication/StapletonR11},
  cites = {0},
  citedby = {0},
  pages = {209-212},
  booktitle = {2011 IEEE Symposium on Visual Languages and Human-Centric Computing, VL/HCC 2011, Pittsburgh, PA, USA, September 18-22, 2011},
  editor = {Gennaro Costagliola and Andrew Jensen Ko and Allen Cypher and Jeffrey Nichols and Christopher Scaffidi and Caitlin Kelleher and Brad A. Myers},
  publisher = {IEEE},
  isbn = {978-1-4577-1246-3},
}