Rumbaugh88'

@inproceedings{DBLP:conf/uist/Rumbaugh88,
  author    = {James E. Rumbaugh},
  title     = {State Trees as Structured Finite State Machines for User
               Interfaces},
  booktitle = {ACM Symposium on User Interface Software and Technology},
  year      = {1988},
  pages     = {15-29},
  ee        = {http://doi.acm.org/10.1145/62402.62404},
  crossref  = {DBLP:conf/uist/1988},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/uist/1988,
  editor    = {Mark Green},
  title     = {Proceedings of the 1st Annual ACM Symposium on User Interface
               Software and Technology, UIST 1988, Alberta, Canada, October
               17-19, 1988},
  booktitle = {UIST},
  publisher = {ACM},
  year      = {1988},
  isbn      = {0-89791-283-7},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}