1. Maturation of sleep patterns in the newborn infant;Anders,1975
2. A Manual of Standardized Terminology, Techniques and Criteria for Scoring of States of Sleep and Wakefulness in Newborn Infants;Anders,1971
3. The development of human fetal eye movement patterns;Birnholz;Science,1981
4. Consensus Statement,1987
5. Development of sleep and wakefulness during the first 6 months of age;Coons,1987