Waste cooking oil conversion into multifunctional additives to develop economic bio-lubricant - Muhammad Sikandar; Javaria Ashiq; Ali Raza; Ameer Hamza; Mohammad Owais Aftab; Misbah Murshid; Maryam Rizwan; Azra Akbar; Muhammad Javid Iqbal (Sustainable Chemistry and Pharmacy, 2026)