MISHKOVA-YOTOVA, Irina. BUKI.BG AS A TOOL FOR DIGITAL AND STEM TRANSFORMATION IN THE BULGARIAN SCHOOL: ANALYSIS OF EFFECTIVENESS AND EMPIRICAL RESULTS. KNOWLEDGE - International Journal , [S. l.], v. 76, n. 2, p. 209–214, 2026. Disponível em: https://ojs.ikm.mk/index.php/kij/article/view/8305. Acesso em: 14 aug. 2026.