Blockchain-based applications and energy effective electric vehicle charging - A systematic literature review, challenges, comparative analysis and opportunities. - Muhammad Khalid Khan; Fadzil Hassan; Jahwan Koo; Mazin Abed Mohammed; Yumna Hasan; Shamsheela; Danish Muhammad; Bhawani Shankar Chowdhry; Nawab Muhammad Faseeh Qureshi (Comput. Electr. Eng., 2023)