That being said, if you're looking for academic or technical papers related to software licensing, piracy, or the impact of keygens on software development, I can suggest some alternatives:
The Risks and Implications of Using Xforce Keygen xforce keygen autocad 2015 top
Applications and Uses of AutoCAD 2015
Security Hazards: Most sources for these files are hosted on unverified sites that often bundle the keygen with viruses or malware. That being said, if you're looking for academic
The Rise and Fall of Xforce Keygen: A Look into AutoCAD 2015 and Its Alternatives Always purchase software licenses from authorized vendors or
Best Practices
Introduction