https://hoko.yataiki.net/2017/11/25/%e6%9b%b8%e4%bd%9c%ef%bc%9a%e8%8d%89%e6%9b%b8%e8%87%aa%e9%81%8b%e3%83%bb%e8%b2%9e%e8%a6%b3%e6%94%bf%e8%a6%81%e5%85%ad/
書作:草書自運・貞観政要六