Andrej Štekar: Poskus lociranja bitke pri Frigidu leta 394 na območju med Sanaborjem in Colom (Attempt to locate the place of the battle of Frigidus (394) in the area between Sanabor and Col). In: Annales Ser. hist. sociol. Band 23, 1, 2013, S. 1–14 (Digitalisat (PDF)).