VOVKOVINSKIY, Mykola. Сondicionism and teaching for pupils of vocational training schools in modern conditions. Professional Pedagogics, Kyiv, n. 3, p. 82–88, 2012. DOI: 10.32835/2223-5752.2012.3.82-88. Disponível em: https://jrnls.ivet.edu.ua/1/article/view/451. Acesso em: 21 mar. 2026.