Kalaitzaki, A.E. & Nestoros, J.N. (2003). The Greek version of the Revised Person's Relating to Others Questionnaire (PROQ2): Psychometric properties and factor structure. Psychology and Psychotherapy: Theory, Research and Practice, 76, 301-314. https://doi.org/10.1348/147608303322362514

Kalaitzaki, A.E., Birtchnell, J., & Nestoros, J.N. (2009). Interrelating within the families of young psychotherapy outpatients. Clinical Psychology & Psychotherapy, 16(3), 199-215. https://doi.org/10.1002/cpp.613

Καλαϊτζάκη, Α.Ε. (2009). H Θεωρία των Τύπων του Σχετίζεσθαι: Κλινικές και θεραπευτικές εφαρμογές. Το Βήμα των Κοινωνικών Επιστημών, 54, 167-202.

Kalaitzaki, A.E., Birtchnell, J., & Kritsotakis, E. (2010). The associations between negative relating and aggression in the dating relationships of students from Greece. Partner Abuse: New Directions in Research, Intervention, and Policy, 1(4), 420-442. https://doi.org/10.1891/1946-6560.1.4.420

Kalaitzaki, A., Birtchnell, J., & Nestoros, J. (2010). Does family interrelating change over the course of individual treatment? Clinical Psychology & Psychotherapy, 17, 463–481. https://doi.org/10.1002/cpp.687

Birtchnell, J., Hammond, S., Horn, E., De Jong, C., & Kalaitzaki, A. (2013). A cross-national comparison of a shorter version of the Person's Relating to Others Questionnaire. Clinical Psychology & Psychotherapy, 20(1), 36-48. https://doi.org/10.1002/cpp.789

Kalaitzaki, A.E., & Birtchnell, J. (2014). The impact of early parenting bonding on young adults' Internet addiction, through the mediation effects of negative relating to others and sadness. Addictive Behaviors, 39(3), 733–736. https://doi.org/10.1016/j.addbeh.2013.12.002

Kalaitzaki, A.E., Birtchnell, J., & Hammond, S. (2014). Measuring change in relating and interrelating during the early stages of psychotherapy: Comparison with a non-patients' sample. Psychotherapy Research, 30, 1-10. https://doi.org/10.1080/10503307.2014.939118

Καλαϊτζάκη, Α.Ε. (2014). Ένα μοντέλο πρόβλεψης της εξάρτησης από το διαδίκτυο: Ο ρόλος των συναισθημάτων και των διαπροσωπικών σχέσεων. Αρχεία Ε.Ψ.Ψ.Ε.Π., 21(2), 6-7.

Kalaitzaki, A.E., Birtchnell, J. Hammond, S., & De Jong, C. (2015). The Shortened Person's Relating to Others Questionnaire (PROQ3): Comparison of the internet-administered format with the standard-written one across four national samples. Psychological Assessment, 27(2), 513-523. https://doi.org/10.1037/pas0000057

Tsouvelas, G., Kalaitzaki, A., & Vakirtzis, A. (2018). Nonindependent mate choice: the first study with real-life couples in a Greek sample. Dialogues in Clinical Neuroscience and Mental Health, 1(2), 22-30. https://doi.org/10.26386/obrela.v1i2.44

Kalaitzaki, A.E. (2019). The pathway from family violence to dating violence in college students' relationships: A multivariate model. Journal of Aggression, Maltreatment & Trauma, 28(2), 1-21. https://doi.org/10.1080/10926771.2018.1515137

Meramveliotakis Ι. & Kalaitzaki, A.E. (2019). Mobbing at the workplace and its relation to employees' quality of working life and overall life: A qualitative study in Greece. Journal of Psychology & Psychotherapy Research, 6, 1-9.

Kalaitzaki, A.E., Tsouvelas, G., & Koukouli, S. (2021). Social capital, social support and perceived stress in college students: The role of resilience and life satisfaction. Stress & Health, 37(3), 454-465. doi:10.1002/smi.3008. Epub 2020 Nov 27.

Koukouli, S., & Kalaitzaki, A.E. (2021). Recollections of maternal and paternal punitive discipline in childhood and violent attitudes and behaviors in adulthood: Pathways to violence in Greece through a mediation process. Violence & Victims, 36(3), 381-400 https://doi.org/10.1891/VV-D-19-00005

Batala, K., Papadakaki, M., Kalaitzaki, A., Paritsis, N., Markakis, G. (2023). The Effectiveness of Human Systems Therapy (HST) on Intimate Partner Violence (IPV). An empirical study in Greece. Psychology (PSYCH), 14(9), 1437-1454. www.doi.org/10.4236/psych.2023.149082