Electrical equipment impact on the environment and quantity factor measurement. - Kamen D. Seymenliyski; Silviya Letskovska; Radoslav Simionov; Eldar Zaerov (ICTRS, 2018)

PV System Monitoring by IoT in Smart University. - Eldar Zaerov; Silviya Letskovska; Kamen D. Seymenliyski; Radoslav Simionov (ICTRS, 2020)

Inspection Of Buildings For Energy Efficiency. - Silviya A. Letskovska; Nikolay A. Mollov; Eldar D. Zaerov (ICTRS, 2021)