Analysis of information sources in references of the Wikipedia article "Chính thống giáo Hy Lạp" in Vietnamese language version.
The yellow/black flag that can be seen on Mount Athos and elsewhere in Greece today is the modern flag of the Greek Orthodox Church.
It is not surprising that all symbols of Mount Athos, especially the Byzantine double-eagle and the Holy Virgin, who is the patron of the Holy Mount, represent old Byzantine traditions. [...] The flag of Mount Athos (Fig. 1) is golden yellow bearing the black Byzantine double-headed eagle with an imperial crown. The eagle holds on its claws an orb of black with golden bands and a black...
The state flag of Mount Athos - a black two-headed eagle...
Greek Yellow with a 2-headed Orthodox black eagle (also for Mount Church Athos)