Enev, E., Grigor Velev, Nikolai Stoianov, and Maya Bozhilova. Requirements for the Sensor Platform and Network for Indoor Deployment and Exterior Based Radiofrequency Awareness In ,? International Research Conference 105 Years Security and Defense Research. Sofia: Bulgarian Military Academy ?G. S. Rakovski ?, 2017.

Stoianov, Nikolai, Maya Bozhilova, and Grigor Velev. Towards Security Requirements of the SPIDER Projec In Scientific Conference with International Participation on Cyber security in the Information Society. Shumen, Bulgaria, 2017.

Bozhilova, Maya, and Grigor Velev. A formal models for mobile AD HOC networks group interactions In Proceedings of the Eighth International Scientific Conference ?HEMUS-2016?., 2016.

Velev, Grigor, and Maya Bozhilova. Model of cluster routing algorithm for mobile self-organizing networks for defense and security In scientific conference with international participation "Society of knowledge and humanism of the XXI century. Sofia: UniBIT, BAS, 2015.

Velev, Grigor, and Maya Bozhilova. Model Cluster Routing Algorithm for Mobile Self-Organizing Defense and Security Networks In Scientific Conference with International Participation "The 21st Century Knowledge Society and Humanism," Sofia, (UniBIT, BAS).