(2016. március 2.) „Perceptual Accent Rating and Attribution in Psychogenic FAS: Some Further Evidence Challenging Whitaker's Operational Definition”. Frontiers in Human Neuroscience10 (62), 62. o. DOI:10.3389/fnhum.2016.00062. PMID26973488. PMC4773440.
(2016. március 2.) „Perceptual Accent Rating and Attribution in Psychogenic FAS: Some Further Evidence Challenging Whitaker's Operational Definition”. Frontiers in Human Neuroscience10 (62), 62. o. DOI:10.3389/fnhum.2016.00062. PMID26973488. PMC4773440.
(2016. március 2.) „Perceptual Accent Rating and Attribution in Psychogenic FAS: Some Further Evidence Challenging Whitaker's Operational Definition”. Frontiers in Human Neuroscience10 (62), 62. o. DOI:10.3389/fnhum.2016.00062. PMID26973488. PMC4773440.