CLAYSON, James E. Artifacts, Visual Modeling and Constructionism: To Look More Closely, to Watch What Happens. Problemos, [S. l.], p. 8–23, 2018. DOI: 10.15388/Problemos.2018.0.12345. Disponível em: https://test.zurnalai.vu.lt/problemos/article/view/12345. Acesso em: 28 oct. 2025.