Ji-Eun Kim John Sunwoo Yong-Ki Son Dong-Woo Lee Ilyeon Cho A gestural input through finger writing on a textured pad. 2495-2500 2007 conf/chi/2007a CHI Extended Abstracts http://doi.acm.org/10.1145/1240866.1241030 db/conf/chi/chi2007a.html#KimSSLC07