Yes, there are several journals and publications that offer guidance on exam preparation for students studying Commerce. Here are some examples:

1. "Journal of Commerce Education" - This journal focuses on research and best practices in commerce education. It may include articles related to exam preparation techniques and strategies.

2. "Journal of Commerce and Management Thought" - This journal covers various aspects of commerce and management education, including exam preparation tips and techniques.

3. "Indian Journal of Commerce and Management Studies" - This publication focuses on research and practical applications in commerce and management studies. It may include articles on exam preparation for commerce students.

4. "International Journal of Commerce and Management" - This journal covers a wide range of topics related to commerce and management, including exam preparation strategies and advice.

5. "Journal of Business and Commerce" - This publication focuses on business and commerce-related topics, including exam preparation techniques for commerce students.

It is recommended to check the latest issues of these journals or search their online archives for articles related to exam preparation in the field of Commerce.