M. Billups, A. Adekunle, M. H. Zadeh, and N. Mostafavi, “Degree of Existence and Ontology of Virtual Reality in the Framework of Mulla Sadra’s Metaphysics of Wujūd”, Al-Qarawiyyin, vol. 2, no. 2, pp. 223–243, Jun. 2026, doi: 10.64691/88sx1d11.