BALLA, T.; KIRÁLY, S. A Discussion of Developing a Programming Education Portal. Central-European Journal of New Technologies in Research, Education and Practice, [S. l.], v. 2, n. 2, p. 1–14, 2020. DOI: 10.36427/CEJNTREP.2.2.833. Disponível em: https://ojs.elte.hu/cejntrep/article/view/833. Acesso em: 25 apr. 2024.