Ellen Isaacs, Alan Walendowski, Dipti Ranganathan. Hubbub: a wireless instant messenger that uses earcons for awareness and for "sound instant messages". In Marilyn M. Tremaine, editor, CHI '01 Extended Abstracts on Human Factors in Computing Systems, CHI Extended Abstracts '01, Seattle, Washington, USA, March 31 - April 5, 2001. pages 3-4, ACM, 2001. [doi]
Abstract is missing.