Verkley, J A C, Koevoets, P L M, Blake-Kalff, M M A & Chardonnens, A N 1998, ' Evidence of an important role of the tonoplast in the mechanism of naturally selected zinc tolerance in Silene vulgaris. ', Journal of Plant Physiology, vol. 153, pp. 188-191 . https://doi.org/10.1016/s0176-1617(98)80064-3 Journal of Plant Physiology, 153, 188-191. Urban und Fischer Verlag GmbH und Co. KG