1. Selected writings of John Hughlings Jackson;Jackson,1932
2. Paradoxical sleep in mental retardation;Pètre-Quadens;J Neurol Sci,1966
3. Contribution à l'étude de la phase dite paradoxale du sommeil;Pètre-Quadens;Acta Neurol Psychiatr Belg,1969
4. Sleep patterns and intelligence in functional mental retardation;Castaldo;J Ment Defic Res,1973
5. Sleep and eye movement patterns in two groups of retardates;Castaldo;Biol Psychiatry,1974