A work is protected by copyright. A work is a "peculiar intellectual creation" in a particular field. In legal terms, peculiar means original / individual. In the case of scientific writings, this refers to the content and formulation of a text

A work or part of a work is only protected if it fulfils the requirement of originality. Ideas, concepts, scientific formulas and findings as well as individual design elements such as idioms or diagrams, for example, are not protected if they do not have an "original" arrangement.