Linke-Jankowska, Magdalena, and Konrad S. Jankowski. “Social and Physical Anhedonia in Relation to Grandiose and Vulnerable Narcissism”. Current Issues in Personality Psychology 9, no. 1 (March 1, 2021): 46–52. Accessed May 17, 2024. https://czasopisma.bg.ug.edu.pl/index.php/CIiPP/article/view/5764.