BOZHILOVA, Vanya. OPPORTUNITIES FOR FORMAL ADULT EDUCATION AND TRAINING IN BULGARIA – A DISCUSSION ON FLEXIBILITY AND PERMEABILITY OF THE SYSTEM. KNOWLEDGE - International Journal , [S. l.], v. 59, n. 2, p. 135–140, 2023. Disponível em: https://ikm.mk/ojs/index.php/kij/article/view/6196. Acesso em: 16 jul. 2024.