1)
Warp:
http://warp.da.ndl.go.jp/info:ndljp/pid/8972541/ecowww.leh.kagoshima-u.ac.jp/staff/kuwabara/
2) The Internet Archive:
http://web-beta.archive.org/web/20130603054228/http://www.geocities.jp/issn03890104no57/DPno0701Reflected/doctor/consensus.htm
3) Community Books: https://archive.org/details/KuwabaraAndYamaguchi2013b
4) Our Media: https://archive.org/details/httpjairo.nii.ac.jp001600002370
5) Webcite: https://twitter.com/TK65802767/status/604854198971138048 (継続中)
6) Archive. is: https://archive.is/Hhcn0
7) ウェブ魚拓: http://gyo.tc/MU3M
8) Google: https://plus.google.com/u/0/109451495822491853104/posts
9) Repository: https://archive.is/R4yrn#selection-419.0-419.7
10) 国立情報学研究所: http://ci.nii.ac.jp/naid/110004616917