Source: Lee, J., et al. "VirtualBox-based virtualization for resource-constrained IoT devices." Proceedings of the 2017 9th International Conference on Ubiquitous and Future Networks (ICUFN). IEEE, 2017.
You're looking for research papers or academic articles related to VirtualBox 5.1, a virtualization software developed by Oracle. Here are a few suggestions: virtuared v5.1
Source: Singh, S. K., et al. "An experimental study on performance of virtualization software." Journal of Systems and Software 155 (2019): 137-148. Source: Lee, J