Romashko, V. Ya., L. M. Batrak, and O. O. Abakumova. 2020. “REGULATORY CHARACTERISTICS OF THE STEP-DOWN SWITCHING REGULATOR WHICH CHARGES THE BATTERY FROM THE SOLAR BATTERY”. Electrical Engineering & Electromechanics, no. 2 (April):64-67. https://doi.org/10.20998/2074-272X.2020.2.10.