Marilyn M. Mantei Ronald M. Baecker Abigail Sellen William Buxton Thomas Milligan Barry Wellman Experiences in the use of a media space. 203-208 1991 CHI http://doi.acm.org/10.1145/108844.108888 conf/chi/1991 db/conf/chi/chi1991.html#ManteiBSBMW91