PETRO. Methodology for establishing the complexity of learning actions and tests. Professional Pedagogics, Kyiv, n. 2, p. 54–61, 2011. DOI: 10.32835/2223-5752.2011.2.54-61. Disponível em: https://jrnls.ivet.edu.ua/1/article/view/488. Acesso em: 21 mar. 2026.