أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
First, plagiarism is a violation of academic norms but not illegal (such as copying other resrach papers in your research) ; copyright violation second is illegal, but in truth pretty ubiquitous in academia. Second, plagiarism is an offence against the author, while copyright violation is an offence against the copyright holder