found: Badian, E. Lucius Sulla, 1970: t.p. (Lucius Sulla)
found: InU/3 cent. drama files (usage: Scilla; Silla)
found: LC data base, 10/10/83 (hdg.: Sulla, Lucius Cornelius)
found: Encyc. Brit., 15th ed. (Sulla (Felix), Lucius Cornelius; 138-78 B.C., Roman general and dictator)
found: Collier's encyc., 1977 (Sulla, Lucius Cornelius, surnamed Felix after 82 B.C.; 138-78 B.C.)
found: Thomas, J. Univ. pron. dict. of biog. & mythol., 1915 (Sulla, or Sylla, Lucius Cornelius)
found: Oxford classical dict., 1970 (Sulla Felix, Lucius Cornelius)
found: Bach, J. C. Lucio Silla, 1986.
found: Plutarch. Le vite di Lisandro e di Silla, 1997: p. 90 (Leukios Kornēlios Syllas)