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Ouellette, Michelle E.; Ouellette, Marc A.: Make Lemonade: The Pleasantly Unpleasant Aesthetics of Playing ›Portal‹. In: Thomas Hensel, Britta Neitzel, Rolf F. Nohr (Hg.): »The cake is a lie!« Polyperspektivische Betrachtungen des Computerspiels am Beispiel von PORTAL. Münster: LIT 2015, S. 259–280. DOI: https://doi.org/10.25969/mediarep/15007.