Łyś, A. E., H. Suszek, i K. Fronczyk. „Psychometric Properties of the Polish Version of the Self-Pluralism Scale (SPS)”. Current Issues in Personality Psychology, t. 10, nr 2, maj 2022, s. 153-6, https://czasopisma.bg.ug.edu.pl/index.php/CIiPP/article/view/6971.