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... the other hand, are defined as works "in which a number of contributions, constituting separate and independent ... Now, as per derivative works, each joint author has also the right to create derivative works independently ... As a result, copyright in a collective work, as whole, is owned by the collector, and each independent ... author is the owner of the copyright of its independent contribution. ... This means, that each author can give exclusive and nonexclusive licenses for the use of its independent ...