442.txt

[1] [CITE@en[CC0 FAQ - CC Wiki]] ([TIME[2009-03-20 03:53:10 +09:00]] 版) <http://wiki.creativecommons.org/CC0_FAQ>

[2] [CITE@ja[Creative Commons、著作権を主張しないことを宣言する「CC0」をリリース - スラッシュドット・ジャパン]] ([TIME[2009-03-22 23:55:02 +09:00]] 版) <http://slashdot.jp/yro/article.pl?sid=09/03/17/1516219>

[3] 
>Per CC0 <https://creativecommons.org/publicdomain/zero/1.0/>, to the extent possible under law, the author has waived all copyright and related or neighboring rights to this work.