VOLKOVA, T. Use of electronic textbooks in vocational training of skilled workers. Professional Pedagogics, Kyiv, n. 2, p. 19–24, 2011. DOI: 10.32835/2223-5752.2011.2.19-24. Disponível em: https://jrnls.ivet.edu.ua/1/article/view/482. Acesso em: 21 mar. 2026.