. S. . Saunoriūtė-Kerbelienė, . O. . Rukšėnas, and . P. J. . Benson, “Hemispheric assymetries in the visual processing of spatial frequencies of facial emotional expressions”, PSY, vol. 21, pp. 72–81, Dec. 2000, doi: 10.15388/Psichol.2000.21.9013.