@inproceedings{eisner:2002:TNLP,
  author    = {Eisner, Jason},
  title     = {An Interactive Spreadsheet for Teaching the Forward-Backward Algorithm},
  booktitle = {Proceedings of the Workshop on Effective Tools and Methodologies for Teaching Natural Language Processing and Computational Linguistics},
  year      = 2002,
  month     = {July},
  address   = {Philadelphia},
  publisher = {Association for Computational Linguistics},
  pages     = {10--18}
}