Brajovic Car, K., Hadzi Pesic, M., & Nedeljkovic, J. (2013). The Development of a Psychodiagnostic Instrument Based on Ego state, Impasse and Drama Triangle Concepts (ZESUI). International Journal of Transactional Analysis Research & Practice, 4(1), 39–48. https://doi.org/10.29044/v4i1p39