1. Object relations, dependency, and attachment: A theoretical review of the infant-mother relationship;Ainsworth;Child Development,1969
2. The development of infant-mother attachment;Ainsworth,1973
3. Attachment and exploratory behavior of one-year-olds in a strange situation;Ainsworth,1969
4. Continuity of individual adaptation from in fancy to kindergarten: A predictive study of ego-resiliency and curiosity in preschoolers;Arend;Child Development,1979