ŠMAHEL, David, Lukáš BLINKA a Ondřej LEDABYL. Playing MMORPGs: Connections between Addiction and Identifying with a Character. CyberPsychology & Behavior. New York: Mary Ann Liebert, Inc., 2008, roč. 2008, č. 11, s. 715-718. ISSN 1094-9313.
BLINKA, Lukáš. The relationship of players to their avatars in MMORPGs: differences between adolescents, emerging adults and adults. Cyberpsychology: Journal of psychosocial research on cyberspace. 2008, roč. 2, č. 1, s. 1-9. ISSN 1802-7962.