GEORGIEVA, Mariela. Social Entrepreneurship in Bulgaria − Present and Prospect. Student Niepełnosprawny. Szkice i Rozprawy, [S. l.], v. 14, n. 14(7), p. 105–118, 2021. Disponível em: https://czasopisma.uph.edu.pl/studentniepelnosprawny/article/view/2438. Acesso em: 22 lip. 2024.