《新五代史·附录·四夷附录第二》
西北到妪厥律，那里的人长得高大，头发长，酋长保留全部头发，用紫色袋子装着。
西北至妪厥律，其人长大，髦头，酋长全其发，盛以紫囊。
To the northwest is Yuqulue. People there are tall, with long hair. The chief keeps the hair intact and stores it in a purple bag.