Scott D. Mainwaring Wendy March Bill Maurer From <i>meiwaku</i> to <i>tokushita</i>!: lessons for digital money design from japan. 21-24 2008 CHI http://doi.acm.org/10.1145/1357054.1357058 conf/chi/2008 db/conf/chi/chi2008.html#MainwaringMM08