M. S. Poškus, A. Kairys, A. Liniauskaitė, and R. Žukauskienė, “‘Your NEO summary’: Is it a valid way of providing feedback, or is its accuracy due to the Barnum effect?”, PSY, vol. 49, pp. 44–59, Jan. 2014, doi: 10.15388/Psichol.2014.49.3694.