1. A Neuroiogical Study of Newborn Infants;Beintema,1968
2. Postural behaviour in newborn infants;Casaer,1979
3. A coefficient of agreement for nominal scales;Cohen;Educ. Psychol. Meas.,1960
4. The Neurological Assessment of the Preterm and Full-term Newborn Infant;Dubowitz,1981
5. Physiological Phenomena during Sleep in Infants;Enkinjuntti,1987