21st century skills in educational standards for lower secondary education in Slovakia

GUFFOVÁ, Daniela - HAVIAR, Miroslav - SISÁKOVÁ, Andrea. 21st century skills in educational standards for lower secondary education in Slovakia. In Norma : časopis za teoriju i praksu vaspitanja i obrazovanja. - Sombor : Univerzitet u Novom Sadu - Pedagoški fakultet u Somboru, 2022. ISSN 0353-7129, 2022, roč. 27, č. 1, s. 9-18. Dostupné na internete: <http://www.pef.uns.ac.rs/index.php/2021-12-14-10-56-03>