PROTASOV, Anatolii H. THE PROCEDURE OF REALIZATION OF THE DIDACTIC PRINCIPLE OF VISUAL METHOD IN AN EDUCATIONAL LABORATORY. Information Technologies and Learning Tools, [S. l.], v. 14, n. 6, 2010. DOI: 10.33407/itlt.v14i6.214. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/214.. Acesso em: 2 may. 2024.