Green-i: an interactive reusable brochure paper for eco-touring. - Ying-Wei Toh; Dong Kyun Kang; Jihong Jeung; Younghwan Pan; Seul Ye Bhang; Song Yee Baik; Soo A. Park; Ji Yong Kim; Mi Hwa Chang; Kang Min Kim (SIGGRAPH ASIA Posters, 2009)