<!ENTITY sigma              "&#x3C3;"><!ENTITY omicron_with_tonos "&#x3CC;"><!ENTITY phi                "&#x3C6;"><!ENTITY omicron            "&#x3BF;"><!ENTITY final_sigma        "&#x3C2;"><!ENTITY epsilon_with_tonos "&#x3AD;"><!ENTITY alpha              "&#x3B1;"><!ENTITY lambda             "&#x3C3;"><!ENTITY upsilon            "&#x3C5;"><!ENTITY tau                "&#x3C4;"><!ENTITY nu                 "&#x3BD;"><!ENTITY gamma              "&#x3B3;"><!ENTITY iota               "&#x3B9;"><!ENTITY omega_with_tonos   "&#x3CE;"><!ENTITY kappa              "&#x3BA;"><!ENTITY epsilon            "&#x3B5;">