RT Journal Article SR Electronic A1 Bendová, Petra A1 Čecháčková, Martina A1 Fialová, Kateřina T1 JF e-Pedagogium YR 2012 VO 12 IS 2 SP 7 OP 23 DO 10.5507/epd.2012.021 UL https://e-pedagogium.upol.cz/artkey/epd-201202-0002.php AB