A comprehensive review of modern trends in optimization techniques applied to hybrid microgrid systems. - Zeeshan Ahmad Arfeen; Usman Ullah Sheikh; Mehreen Kausar Azam; Rabia Hassan; Hafiz Muhammad Faisal Shehzad; Shahzad Ashraf; Md. Pauzi Abdullah; Lubna Aziz (Concurr. Comput. Pract. Exp., 2021)