Howe, E S Effects of partial symmetry, exposure time, and backward masking on judged goodness and reproduction of visual patterns. [electronic resource] - The Quarterly journal of experimental psychology Feb 1980 - 27-55 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0033-555X Standard No.: 10.1080/00335558008248232 doi Subjects--Topical Terms: Form PerceptionHumansJudgmentMemoryMental RecallPattern Recognition, VisualPerceptual MaskingTime Factors