《晋书·志·第十五章》
明帝根据《周官》、《礼记》，制定服饰，天子戴通天冠而佩玉玺。
明帝采《周官》、《礼记》，更服衮章，天子冠通天而佩玉玺。
Emperor Ming, drawing on the Zhou Guan and the Liji (Book of Rites), regulated ceremonial dress and decrees that the emperor wear a Tongtian crown and a jade seal.