Savchenko Irуna. Information-analytical system "PROFTEH" at Kiev’s vocational training schools. Professional Pedagogics, Kyiv, n. 4, p. 46–53, 2012. DOI: 10.32835/2223-5752.2012.4.46-53. Disponível em: https://jrnls.ivet.edu.ua/1/article/view/420. Acesso em: 11 aug. 2026.