Cajamarca Suquila, F. A.; Bertoldo, L. A.; da Rocha, L. R.; Beal, A.; do Prado Ferreira, M.; Ruiz, R. M.; Capelari, T.; Teixeira Tarley, C. R. Determination of Cu2+ and Zn2+ in Flaxseed Flour by FAAS and DPASV Using Different Sample Treatments. Semin., Exact Tech. Scienc. 2023, 44, e47941.