1. Akgün, Ö. E., & Topal, M. (2018). Adaptation of the Gamification User Types Hexad Scale into Turkish. International Journal of Assessment Tools in Education, 5(3), 389-402.
2. Aksel, N. (2018). Ortaokul öğrencilerinin dijital oyun bağımlılığı ile öz denetim ve sosyal eğilimleri arasındaki ilişkinin incelenmesi [Analyzing the relationship between the digital game addiction of secondary school students and their both self-control and social tendency]. (Master's thesis). Accessed from Turkish Council of Higher Education Thesis Center database (Thesis No: 517664).
3. Aydoğdu, F. (2018). Dijital oyun oynayan çocukların dijital oyun bağımlılıklarının çeşitli değişkenler açısından incelenmesi [Investigation of digital game addictıon of children playing digital game in terms of various variables]. Ulakbilge Sosyal Bilimler Dergisi, 6(31), 1-18.
4. Balıkçı, R. (2018). Çocuklarda ve ergenlerde çevrimiçi oyun bağımlılığı ve agresif davranışlar arasındaki ilişkinin incelenmesi [The relationship between online gaming addiction and aggressive behaviours]. (Master's thesis). Accessed from Turkish Council of Higher Education Thesis Center database (Thesis No: 507951).
5. Bartle, R. (1996). Hearts, clubs, diamonds, spades: Players who suit MUDs. Journal of MUD Research, 1(1), 19-42. Retrieved from https://s3.amazonaws.com/academia.edu.documents/53430882/HEARTS_CLUBS_DIAMONDS_SPADES_PLAYERS_WHO20170608-3157-1rebd1m.pdf?response-content-disposition=inline%3B%20filename%3DHearts_Clubs_Diamonds_Spades_Players_Who.pdf