Columbia subject headings:
Epic poetry, Latin (Medieval and modern)--Germany.
Ernst II, Duke of Swabia, 1007-1030--Romances.
Romances, Latin (Medieval and modern)--Germany.
Harvard subject headings:
Epic poetry, Latin (Medieval and modern)--Germany.
Ernst II, Duke of Swabia, 1007-1030--Romances.
Romances, Latin (Medieval and modern)--Germany.
Princeton subject headings:
Ernst II, Duke of Swabia, 1007-1030--Romances.
Herzog Ernst--Adaptations.