Linda M. Baskett, «Ordinal Position Differences in Children’s Family Interactions», Developmental Psychology 20, no. 6(1984): 1026–1031.

Robert S. Pynoos et al., «Issues in the Developmental Neurobiology of Traumatic Stress», Annals of the New York Academy of Sciences 821, no. 1(1997): 176–193; Robert S. Pynoos, «The Transgenerational Repercussions of Traumatic Expectations» (paper presented at the 6th IPA Conference on Psychoanalytic Research, University of London, March 8–9, 1996).