Yes, you can access articles related to specific communication systems or signal processing techniques in various journals and publications. These sources provide a wealth of information and research in the field of communication systems and signal processing.

IEEE Journals
- IEEE (Institute of Electrical and Electronics Engineers) journals are widely recognized and respected in the field of engineering and technology. They cover a wide range of topics, including communication systems and signal processing. Some relevant journals include:
- IEEE Transactions on Communications
- IEEE Transactions on Signal Processing
- IEEE Transactions on Wireless Communications

ACM Journals
- ACM (Association for Computing Machinery) journals focus on computer science and cover various subfields, including communication systems and signal processing. Some relevant journals include:
- ACM Transactions on Multimedia Computing, Communications, and Applications
- ACM Transactions on Sensor Networks
- ACM Transactions on Internet Technology

Elsevier Journals
- Elsevier is a leading publisher of scientific journals, and they offer a range of publications related to communication systems and signal processing. Some relevant journals include:
- Digital Signal Processing
- Signal Processing: Image Communication
- Computer Communications

Springer Journals
- Springer is another reputable publisher that offers journals covering a wide range of topics, including communication systems and signal processing. Some relevant journals include:
- Wireless Networks
- Multimedia Systems
- EURASIP Journal on Wireless Communications and Networking

Additional Resources
- In addition to journals, there are other publications and resources that provide articles and research papers in the field of communication systems and signal processing. These include:
- Conference proceedings: Many conferences publish their proceedings, which include articles on various topics, including communication systems and signal processing.
- ResearchGate: ResearchGate is a platform where researchers can share their work. It includes a vast collection of research papers, including those related to communication systems and signal processing.
- ArXiv: ArXiv is a preprint server where researchers can share their work before it is formally published. It covers a wide range of topics, including communication systems and signal processing.

By accessing these journals and publications, you can find articles and research papers related to specific communication systems or signal processing techniques. These sources provide valuable insights and information in the field and can help you stay up-to-date with the latest developments and advancements.