. . "Tetarteron (Bronze)"@de . "Byzantinisches Bronzenominal, in Gebrauch von 1092 bis in die zweite Hälfte des 13. Jahrhunderts."@de . "A Byzantine denomination of bronze, which was introduced by Alexios’ I reform in 1092/1093. It continued being struck until the reign of Theodore II Lascaris with John IV Lascaris (r. 1259-1261)."@en . . . "2024-05-10"^^ . "2024-05-10"^^ .