Zigmontienė, Aušra, and Indrė Liberytė. “Changes in the Concentration of Heavy Metals (Cr, Cd, Ni) During the Vermicomposting Process of Sewage Sludge”. Mokslas – Lietuvos ateitis / Science – Future of Lithuania 6, no. 4 (October 24, 2014): 362-367. Accessed November 9, 2024. https://jau.vgtu.lt/index.php/MLA/article/view/3562.