El Madani, Zakariae, Abdelhafid Yahya, and Zakaria El Malki. 2024. “Nonlinear Backstepping Control for Three-Phase Single-Stage Grid-Tied Photovoltaic Systems via an LCL-Filter”. Engineering, Technology & Applied Science Research 14 (6). Greece:17950-57. https://doi.org/10.48084/etasr.8722.