APA (7th ed.) Citation

Cardoso, J., & Ribeiro, J. (2020). VR Book: A Tangible Interface for Smartphone-based Virtual Reality.

Chicago Style (17th ed.) Citation

Cardoso, Jorge, and Jorge Ribeiro. VR Book: A Tangible Interface for Smartphone-based Virtual Reality. 2020.

MLA (8th ed.) Citation

Cardoso, Jorge, and Jorge Ribeiro. VR Book: A Tangible Interface for Smartphone-based Virtual Reality. 2020.

Warning: These citations may not always be 100% accurate.