1. Toward a research instrument for the Assessment of Preterm Infants' Behavior (APIB);Als,1982
2. Sensory integration and the child;Ayres,1979
3. The concept of difficult temperament;Bates;Merrill-Palmer Quarterly,1980
4. Infant Characteristics Questionnaire;Bates,1984
5. Measurement of infant difficultness;Bates;Child Development,1979