《魏书·列传·卷六》
现在如去掉帝字，仅留下皇名，推求古代义理，稍微有些依据。
今若去帝，直留皇名，求之古义，少有依准。
If the character for emperor is removed and only the character for royal remains, based on the reasoning of the ancients, there is some basis for this.