Luchkov, Kiril, Mihail Chipriyanov, and Galina Chipriyanova. “CHALLENGES IN THE DEVELOPMENT OF AUTONOMOUS ENERGY MICROGRIDS IN BULGARIA”. Proceedings of the International Conference on Secure Systems Design and Technology Development 1 (September 17, 2026): 267–271. Accessed September 29, 2026. https://journal.etrconf.eu/std/article/view/166.