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The text appears to be a list of references related to social psychology, specifically focusing on facial expressions and emotions. The references include book chapters, journal articles, and conference proceedings from the early 20th century to the late 1960s.Some notable authors mentioned in the text are Paul Ekman, who is known for his work on facial recognition and emotional expression, and Silvan Tomkins, a psychologist who developed the theory of affect (emotion) imagery, and consciousness.The text seems to be preparing for a review or summary of research on facial expressions and emotions, with a focus on cross-cultural studies and the development of facial expression in children.