TIMALSINA, S.; OLI, H. B.; ARYAL, S.; SHRESTHA, S.; REGMI, P.; PANTHI, K.; SHRESTHA, R. L.; BHATTARAI, D. P. Removal of Pb(II) from aqueous solution using xanthate modified waste walnut shells. Rajarshi Janak University Research Journal, [S. l.], v. 2, n. 1-2, p. 8–24, 2024. DOI: 10.3126/rjurj.v2i1-2.72264. Disponível em: https://nepjol.info./index.php/rjurj/article/view/72264. Acesso em: 25 dec. 2024.