Chaney RL. Zinc Phytotoxicity. In: In A. D. Robson Proceedings of the International Symposium on Zinc in Soil and Plants. In A. D. Robson Proceedings of the International Symposium on Zinc in Soil and Plants. University of Western Australia: Kluwer; 1993. pp. 135-150.

Ellenberg H, Weber HE, Dull R, Wirth V, Werner W, Paulißen D. Zeigerwerte von Pflanzen in Mitteleuropa. Scripta Geobotanica. 1991  ;18:1-248.