《水经注·卷十六》
《洛阳故宫名》有朱雀阀、白虎网、苍龙网、北网、南宫网等。
《洛阳故宫名》有朱雀阙、白虎阙、苍龙阙、北阙、南宫阙也。
Famous Names of the Former Palaces in Luoyang included the Vermilion Bird Valve, the White Tiger Wang, the Azure Dragon Wang, the Northern Wang, and the Southern Palace Wang.