@Inproceedings{EPTCS118.5,
  author    = {Windsteiger, Wolfgang},
  year      = {2013},
  title     = {Theorema 2.0: A Graphical User Interface for a Mathematical Assistant System},
  editor    = {Kaliszyk, Cezary and L\"uth, Christoph},
  booktitle = {{\rm Proceedings 10th International Workshop On}
               User Interfaces for Theorem Provers,
               {\rm Bremen, Germany, July 11th 2012}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {118},
  publisher = {Open Publishing Association},
  pages     = {72-82},
  doi       = {10.4204/EPTCS.118.5},
}