@techreport{Grosz78-tech,
  author	= {Grosz, Barbara J.},
  month		= jul,
  year		= {1978},
  title		= {Focusing in Dialog},
  number	= {166},
  note		= {Also in Waltz, 1978, pp 96 - 103},
  institution	= {SRI, Artificial Intelligence Center},
  type		= {Technical Note}
}