Reference:

Antti Ajanki, Mark Billinghurst, Hannes Gamper, Toni Järvenpää, Melih Kandemir, Samuel Kaski, Markus Koskela, Mikko Kurimo, Jorma Laaksonen, Kai Puolamäki, Teemu Ruokolainen, and Timo Tossavainen. An augmented reality interface to contextual information. The International Journal of Virtual Reality, 15:161–173, 2011.

Suggested BibTeX entry:

@article{Ajanki11,
    author = {Antti Ajanki and Mark Billinghurst and Hannes Gamper and Toni J\"arvenp\"a\"a and Melih Kandemir and Samuel Kaski and Markus Koskela and Mikko Kurimo and Jorma Laaksonen and Kai Puolam\"aki and Teemu Ruokolainen and Timo Tossavainen},
    journal = {The International Journal of Virtual Reality},
    language = {eng},
    pages = {161--173},
    title = {An Augmented Reality Interface to Contextual Information},
    volume = {15},
    year = {2011},
}