@inproceedings{ht99-time,
  author	= {Hardman, Lynda and van Ossenbruggen, Jacco and Rutledge, Lloyd and Mullender, K. Sjoerd and Bulterman, Dick C. A.},
  urlpage	= {http://www.cwi.nl/$\sim$lynda/madrid2000/Time.PDF},
  URL		= {http://www.cwi.nl/$~$media/publications/ht99-time.ps.gz},
  urlzip	= {http://www.cwi.nl/$~$media/publications/ht99-time.ps.gz},
  title		= {Do You Have the Time? Composition and Linking in Time-based Hypermedia},
  year		= {1999},
  pages		= {189--196},
  booktitle	= {Proceedings of 1999 International Hypertext Conference}
}