Columbia subject headings:
Diomedes (Grammarian), active 4th century.
Diomedes (Grammarian), active 4th century. Ars grammatica.
Harvard subject headings:
Diomedes (Grammarian), active 4th century
Diomedes (Grammarian), active 4th century. Ars grammatica.
Princeton subject headings:
Diomedes (Grammarian), active 4th century.
Diomedes (Grammarian), active 4th century. Ars grammatica.