Article 51
Quotations
(1) It shall be permissible to make quotations of parts of a disclosed work and of single
disclosed photographs, works of fine arts, architecture, applied art, industrial design and
cartography, provided it is necessary for the purpose of illustration, argumentation or referral.
(2) In cases stated in the foregoing paragraph, the source and authorship of the work must be
indicated, if the latter is indicated on the work used.
Article 52
Accessory works of secondary importance
Such disclosed works that may be regarded as accessory works of secondary importance with
regard to the actual purpose of some material object, may be used freely while exploiting such
object.