https://web.archive.org/web/20190321072542/http://www.geocities.jp/ptk20120118/20170801-31/20170901-30/20171001-31/20171101-7/20171108-13/20171114/201711141642/Lecturenotes/20180825/20181023/NDL20181206/untitledfolder/Last/DPno0701a.pdf（https://twilog.org/TK65802767/search?word=0701%E3%80%80NDL&ao=a）

https://archive.ph/EIMKl#selection-865.0-865.301