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Van Herwegen, Jo and Farran, Emily and Annaz, Dagmara (2011) Item and error analysis on Raven's Coloured Progressive Matrices in Williams Syndrome. Research in Developmental Disabilities, 32 (1). pp. 93-99.
Farran, Emily and Courbois, Yannick and Van Herwegen, Jo and Blades, Mark How useful are landmarks when learning a route in a virtual environment? Evidence from typical development and Williams Syndrome. Journal of Experimental Child Psychology. ISSN 0022-0965 (print); 1096-0457 (electronic) (In Press)