Note 4 — Chapter I · THE EARLY NARRATIVE POETRY OF THE TEUTONIC PEOPLES.
Reading edition
Saxo Poeta, who wrote about 890, speaks of uulgaria carmina which celebrated Pippinos Carolos Hludowicos et Theodricos et Carlomannos Hlothariosque (Mon. Germ., Script. I 268). But it is usually held that these words are due to a mistaken inference from Einhard, whose work he was using.