Decree, with the exception of a single copy which may be kept for the exclusive purpose of archive conservation. Chapter V - Term of Protection Article 50: Term of Protection for Performances The term of protection afforded to performances under this Decree shall be 50 years as from: (i) the end of the year of fixation for performances fixed on a phonogram; (ii) the end of the year in which the performance took place for performances not fixed on phonograms. Article 51: Term of Protection for Phonograms The term of protection afforded to phonograms under this part of the Decree shall be 50 years as from the end of the year of fixation. Article 52: Term of Protection for Broadcasts The term of protection afforded to broadcasts under this part of the Decree shall be 25 years as from the end of the year in which the broadcast took place. Chapter VI: Notice of protection of phonograms Article 53: Notice of protection of phonograms (1)All copies of phonograms subject to sale or the cases containing them shall bear the symbol “p”, alongside the year of the first publication, affixed in a clear manner to show that t he protection is reserved. (2)If copies or their cases do not allow identification of the producer by means of the name of the mark or any other suitable designation, the notice should also include the name of the holder of the producer’s rights. (3)If the copies or their cases do not allow identification of the main performers, the notice should also include the name of the person who holds the rights of such artists in the country where the fixation took place. PART THREE: EXPRESSIONS OF FOLKLORE Chapter 1 – Introductory Provisions Article 54: Definitions (1) “Folklore” means any productions created within the national territory by national ethnic communities, handed down from generation to generation, and constituting one of the fundamental elements of the traditional cultural heritage of a nation. 16