Extraction of valuable components from spent cadmium and vanadium-containing catalystsA. Dadakhodzhaev, O. Muratkulov, D. Yakibova, N. Abdutalipova and M. BobomurodovaE3S Web Conf., 371 (2023) 01043DOI: https://doi.org/10.1051/e3sconf/202337101043