1. Ainsworth, M. D. S. (1969). Object relations, dependency, and attachment: A theoretical review of the infant-mother relationship. Child Development, 40, 969-1025. DOI: https://doi.org/10.2307/1127008
2. Ainsworth, M. D. S. (1991). Attachment and other affectional bonds across the life cycle. In C. M. Parkes, J. Stevenson-Hinde, & P. Maris (Eds.), Attachment across the life cycle, 33-51. Routledge.
3. Allen, E. S., Rhoades, G. K., Stanley, S. M., & Markman, H. J. (2010). Hitting home: Relationships between recent deployment, posttraumatic stress symptoms, and marital functioning for Army couples. Journal of Family Psychology, 24(3), 280-288. DOI: https://doi.org/10.1037/a0019405
4. Beavers, W. R., Hampson, R. B., & Hulgus, Y. F. (1990). Beavers systems model manual: 1990 edition. Southwest Family Institute.
5. Blevins, C. A., Weathers, F. W., Davis, M. T., Witte, T. K., & Domino, J. L. (2015). The Posttraumatic Stress Disorder Checklist for DSM-5 (PCL-5): Development and initial psychometric evaluation. Journal of Traumatic Stress, 28(6), 489-498. DOI: https://doi.org/10.1002/jts.22059