@Inproceedings{EPTCS40.3,
  author    = {Banks, Richard and Steggles, L. Jason},
  year      = {2010},
  title     = {An Abstraction Theory for Qualitative Models of Biological Systems},
  editor    = {Ciobanu, Gabriel and Koutny, Maciej},
  booktitle = {{\rm Proceedings Fourth Workshop on}
               Membrane Computing and Biologically Inspired Process Calculi 2010,
               {\rm Jena, Germany, 23 August 2010}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {40},
  publisher = {Open Publishing Association},
  pages     = {23-38},
  doi       = {10.4204/EPTCS.40.3},
}