Mikael Goldstein Gunilla Alsiö Jost Werdenhoff The Media Equation Does Not Always Apply: People are not Polite Towards Small Computers. 87-96 2002 6 Personal and Ubiquitous Computing 2 http://link.springer.de/link/service/journals/00779/bibs/2006002/20060087.htm db/journals/puc/puc6.html#GoldsteinAW02