A Typology of Virtual Worlds: Historical Overview and Future Directions
MESSINGER, Paul R.; STROULIA, Eleni; LYONS, Kelly.
A Typology of Virtual Worlds: Historical Overview and Future Directions.
Journal For Virtual Worlds Research, [S.l.], v. 1, n. 1, july 2008.
ISSN 1941-8477.
Available at: <https://journals.tdl.org/jvwr/index.php/jvwr/article/view/291/245>. Date accessed: 30 july 2021.
doi:https://doi.org/10.4101/jvwr.v1i1.291.