Kikuo Asai Tomotsugu Kondo Akira Mizuki Mark Billinghurst Lunar Surface Collaborative Browsing System for Science Museum Exhibitions. 34-43 2010 4 Trans. Edutainment https://doi.org/10.1007/978-3-642-14484-4_4 journals/tedu/2010-4 db/journals/tedu/tedu4.html#AsaiKMB10