RT Journal Article SR Electronic A1 Teruggi, Lilia Andrea A1 Zuccoli, Franca T1 JF e-Pedagogium YR 2015 VO 15 IS 2 SP 75 OP 87 DO 10.5507/epd.2015.018 UL https://e-pedagogium.upol.cz/artkey/epd-201502-0007.php AB