Ivanova I. COMMUNICATION MODULES FOR DATA TRANSMISSION IN PHOTOVOLTAIC PERFORMANCE MONITORING AND ANALYSIS SYSTEMS : COMMUNICATION MODULES FOR DATA TRANSMISSION IN PHOTOVOLTAIC PERFORMANCE MONITORING AND ANALYSIS SYSTEMS . JSAR [Internet]. 2024 Nov. 13 [cited 2024 Nov. 21];27(1):113-9. Available from: https://jsar.ftn.shu.bg/ojs-3.3.0-7/index.php/jsar/article/view/412