Ebbs et al., 1998. Environ. Sci. Technol., 32 (6): 802–806

Ebbs, S. D. ; Kochian, L. V., 1998. Phytoextraction of zinc by oat (Avena sativa), barley (Hordeum vulgare), and Indian mustard (Brassica juncea). Environ. Sci. Technol., 32 (6): 802–806