TY JOUR TI THE DUALISM OF NATURAL AND POSITIVE LAW: THE ANCIENT AND MEDIEVAL PERIOD KW dualism KW natural law KW positive law KW antiquity KW the Middle Ages KW justice KW law KW evolution KW morality KW morality. JO Scientific Notes of V. I. Vernadsky Crimean Federal University. Juridical science AU Abasov, G.H. AU Mamchenko, N.V. PY 2023 IS 7 PB V.I. Vernadsky Crimean Federal University