Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author exact 3CE0D2D4-F0EE-11E1-A9DE-61C894A0A6B4 or (type any "bookEditor issueEditor" and edito... cql: keyword exact "modding" Add to list Conference Paper C1 Comparing apples and oranges? A study into the effects of confounding factors in experimental research on digital games and aggression Malte Elson (UGent) , Johannes Breuer, Jan Van Looy (UGent) and Julia Kneer (2012) Annual Conference : Communication and Community, Proceedings.