Rozatto, P.V. de M. , Oliveira, A.L.C. de . and Silva, R.L. de S. da . 2022. OrBI – A Hands-free Virtual Reality User Interface for Mobile Devices. Journal of Mobile Multimedia. 18, 06 (Jul. 2022), 1599–1616. DOI:https://doi.org/10.13052/jmm1550-4646.1866.