I. Introduction

II. Data Distribution Service and Other Communication Technologies
2.1. DDS  
2.2. Socket-based Communication  
2.3. HLA  
2.4. MQTT  
2.5. AMQP  
2.6. ZeroMQ  

III. Research Method
3.1. Research Question  
3.2. Scope Identification  
3.3. Search Strategy  
3.4. Selection Criteria  
3.5. Data Extraction  
3.6. Data Summary  
3.7. Critical Analysis and Theme Identification  

IV. Results
4.1. Overview of Selected Studies  
4.2. Categories Investigated  

V. Discussion
5.1. General Discussion  
5.2. Research Gaps  

VI. Conclusion