Anything published can be cited.
(citation needed)
Article 32 Works which have been officially announced may be used by reference. In such cases, the quotation shall be consistent with fair practice and shall be made within the limits justified by the purpose of the quotation, such as news reporting, criticism, research, etc. 2 Public relations materials, research and statistical materials, reports, and other similar works prepared by a national or local government agency, an incorporated administrative agency, or a local incorporated administrative agency for the purpose of making them generally known and published under the name of such works may be reproduced in newspapers, magazines, and other publications as explanatory material. (2) The following provisions shall apply to the reproduction of such works. However, this shall not apply where there is a notice prohibiting such reproduction.
[Article 32.
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