1. American Association of Intellectual and Developmental Disabilities –AAIDD- (2011). American Association of Intellectual and Developmental Disabilities. Madrid: Alianza.
2. Chromosome 21 and Down syndrome: From genomics to pathophysiology;Antonarakis;Nature Reviews Genetics.,2004
3. Arbuckle, J. (2006). Amos 7.0 user’s guide. Springhouse, PA: Amos Development Corporation.
4. Baglin J. (2014). Improving Your Exploratory Factor Analysis for Ordinal Data: A Demonstration Using FACTOR. Practical Assessment, Research & Evaluation, 19(5). Available online: http://pareonline.net/getvn.asp?v=19&n=5.
5. A meta-analysis of sensory modulation symptoms in individuals with autism spectrum disorders;Ben-Sasson;Journal of Autism and Developmental Disorders,2009