==References====Sources==* James E. Knirk, "Runer i Hagia Sofia i Istanbul", Nytt om runer 14 (1999), 26-27* Relics Of The Varangians - Grafitti in Hagia Sophia (with pictures)==See also==*Berezan' Runestone*Greece Runestones*Italy Runestones*Piraeus Lion
* Руны* Рунический камень U455, Нэсбю* Березаньский рунный камень* James E. Knirk, "Runer i Hagia Sofia i Istanbul", Nytt om runer 14 (1999), 26-27* Relics Of The Varangians — Grafitti in Hagia Sophia (with pictures)