1. Behavioral sleep cycles in the human newborn;Ashton;Child Develop.,1971
2. Development of sleep in infancy;Dittrichova;J. appl. Physiol.,1966
3. Development of sleep in infancy;Dittrichova,1969
4. Veille, sommeil, réactivité sensorielle chez la prématuré, le nouveau-né et le nourrisson;Dreyfus-Brisac;Electroenceph. clin. Neurophysiol.,1956
5. The study of electrical brain activity in infants;Ellingson,1967