RT Journal Article SR Electronic A1 Moural, Josef T1 Popper a Stránský o interpretaci Platóna JF Aither YR 2016 VO 8 IS 1 SP 30 OP 45 DO 10.5507/aither.2016.002 UL https://aither.upol.cz/artkey/ath-201601-0002.php AB