A green approach to recovering lithium and cobalt from spent lithium-ion batteries using dilute HCl solution mixed with H. sabdariffa flower extract as a leaching agent. (2024). Journal of Mining and Metallurgy, Section B: Metallurgy, 60(2), 215-225. https://test.aseestant.ceon.rs/index.php/jmm/article/view/48513