Ćwirynkało, K. ., B. . Borowska-Beszta, and U. Bartnikowska. “Masculinity As Defined by Males Self-Advocates With Intellectual Disabilities: A Focus Group Research Report”. Psycho-Educational Research Reviews, vol. 5, no. 3, Dec. 2016, pp. 105-20, https://perrjournal.com/index.php/perrjournal/article/view/299.