Yes, you can refer to legal research papers and journals for Paper II preparation. Here's why:

1. Importance of legal research papers and journals:
- Legal research papers and journals are valuable sources of information for understanding and analyzing legal concepts, principles, and developments.
- These papers and journals are written by legal scholars, experts, and practitioners who have in-depth knowledge and expertise in their respective fields.
- They provide comprehensive and well-researched analysis on various legal topics, case laws, legislations, and amendments.

2. Enhancing understanding and knowledge:
- By referring to legal research papers and journals, you can gain a deeper understanding of the subject matter covered in Paper II.
- These papers and journals often present complex legal concepts in a simplified manner, making it easier for you to comprehend and remember.
- They provide detailed explanations, case studies, and examples, which can help you develop a strong foundation in the subject.

3. Staying updated with legal developments:
- Legal research papers and journals are regularly updated with the latest developments in the field of law.
- They cover recent judgments, legislations, and legal reforms, which are essential for answering questions related to current affairs and recent developments.
- By referring to these sources, you can stay updated with the latest legal trends and advancements, which will enhance the quality of your answers.

4. Building arguments and critical analysis:
- Legal research papers and journals often present different perspectives and arguments on legal issues.
- By studying these papers, you can develop your ability to critically analyze different viewpoints, strengthen your own arguments, and present a balanced perspective in your answers.
- These sources also provide references to relevant case laws, statutes, and legal precedents, which can be used to support your arguments and enhance the credibility of your answers.

Conclusion:
In conclusion, referring to legal research papers and journals is a highly recommended strategy for Paper II preparation. These sources provide comprehensive knowledge, help you stay updated with legal developments, enhance your critical analysis skills, and enable you to build strong arguments. By incorporating these sources into your preparation strategy, you can significantly improve your chances of scoring well in the exam.