Sleep patterns of school-age children with Asperger syndrome or high-functioning autism
Journal of Autism and Developmental Disorders (2006) - Comment
pubmed: 16617404  doi: 10.1007/s10803-006-0099-9  issn: 0162-3257  issn: 1573-3432 

Hiie Allik, Jan-Olov Larsson, Hans Smedje