Paper presented at the Seventh Annual International Workshop Presence 2004, October 13–15, in Valencia, Spain. In printed collection of papers, ed. M.A Raya, B.R. Solaz,, 48–53. Valencia: Editorial de la Universidad Politecnica de Valencia
Paper presented at the Seventh Annual International Workshop Presence 2004, October 13–15, in Valencia, Spain. In printed collection of papers, ed. M.A Raya, B.R. Solaz,, 48–53. Valencia: Editorial de la Universidad Politecnica de Valencia