V. Souza and L. Nedel.
" Presence Factor Scale (PFS): a Method for Assessing Presence in Immersive Virtual Environments", in <em>Anais Estendidos do XXIV Simpósio de Realidade Virtual e Aumentada</em>, Natal/RN, 2022, pp. 6-10, doi: <a href="https://doi.org/10.5753/svr_estendido.2022.227428">https://doi.org/10.5753/svr_estendido.2022.227428</a>.