"Scilly Islands" in Samuel Lewis, ed., A Topographical Dictionary of England (7a ed. 1848. ~)
"Scilly Islands" in Daniel Lysons, Samuel Lysons, Cornwall: a general and parochial history of the county (Magna Britannia. 1814. ~)
"Silina (?)" in A. L. F. Rivet, Colin Smith, The Place-Names of Roman Britain (Londinii: Batsford, 1979) pp. 457-459
"Scilly Isles: ?Silina insula" in Tabula Imperii Romani: Condate–Glevum–Londinium–Lutetia (Londinii: Oxford University Press, 1983. ISBN 0197260209) p. 93