Mark Billinghurst Hirokazu Kato Seiko Myojin Advanced Interaction Techniques for Augmented Reality Applications. 13-22 2009 HCI (13) http://dx.doi.org/10.1007/978-3-642-02771-0_2 conf/hci/2009-13 db/conf/hci/hci2009-13.html#BillinghurstKM09