Basics of Copyright
1. WHERE… is the work used and which national law is applicable?
2. WHAT… is a protected work?
3. WHO… owns the copyright in the work?
4. WHICH… rights in the work are protected?
5. HOW… may other people use a work?
6. AND… responsibility and sanctions?
7. Copyright and social media
4.1.1-4 Can authors retract a work that has been published?
No, a work that has been published cannot be revoked.