Roudaia, E., Bennett, P. J., & Sekuler, A. B. (2013). Contour integration and aging: The effects of element spacing, orientation alignment and stimulus duration. Frontiers in psychology, 4, 356. https://doi.org/10.3389/fpsyg.2013.00356
Chicago Style (17th ed.) CitationRoudaia, Eugenie, Patrick J. Bennett, and Allison B. Sekuler. "Contour Integration and Aging: The Effects of Element Spacing, Orientation Alignment and Stimulus Duration." Frontiers in Psychology 4 (2013): 356. https://doi.org/10.3389/fpsyg.2013.00356.
MLA (9th ed.) CitationRoudaia, Eugenie, et al. "Contour Integration and Aging: The Effects of Element Spacing, Orientation Alignment and Stimulus Duration." Frontiers in Psychology, vol. 4, 2013, p. 356, https://doi.org/10.3389/fpsyg.2013.00356.
Warning: These citations may not always be 100% accurate.