• Power quality improvement in DG based distribution systems : A reviewNabian Dehaghani, Mitra; Korõtko, Tarmo; Rosin, ArgoRenewable and Sustainable Energy Reviews2026 / art. 116184 https://doi.org/10.1016/j.rser.2025.116184 https://www.sciencedirect.com/science/article/pii/S1364032125008573