Raxmatov Anvar Raxmat o‘g‘li, Shog‘o‘chqorov Sanjar Qodir o‘g‘li and Halimov Akbar Sodiqovich 2025. EXPERIMENTAL STUDY OF ELECTRICAL AND THERMAL EFFICIENCY OF A MOBILE PHOTOVOLTAIC-THERMAL DEVICE. SCIENCE AND INNOVATIVE DEVELOPMENT. 8, 4 (Aug. 2025), 74–88.