A few more.
Facsády,
Annamária R. Jewellery in Aquincum. (
Budapest, 2009).
Hamat, Ana-Cristina. VTERE
FELIX Inscribed
Rings Discovered in
Roman Dacia, in Acta Mvsei Devensis, Sargetia
VIII (XLIV) Serie Noua. (Deva, 2017).
Milovanivić, Bebina and Nemanja Mrdjić. Ring-Keys from
Viminacium, in Journal of the Serbian Archaeological Society, Volume 32. (Belgrade, 2016).
Riha, Emilie. Der römische Schmuck aus Augst und Kaisaraugst. (Augst, 1990).
SC