Meyer S, Genesio L, Vogel I, Schmidt H-P, Soja G, Someus E, Shackley S, Verheijen FGA, Glaser B. Biochar standardization and legislation harmonization. JEELM [Internet]. 2017Jun.28 [cited 2024Dec.23];25(2):175-91. Available from: https://jau.vgtu.lt/index.php/JEELM/article/view/1627