1. Terrestrial higher plants which hyperaccumulate metallic elements—a review of their distribution;Baker;Ecol. Phytochem. Biorecovery,1989
2. Geobotany and Biogeochemistry in Mineral Exploration;Brooks,1972
3. Biological Systems in Mineral Exploration and Processing;Brooks,1995
4. A study on the influence of exceeding metallic ions to the symptomatic plants;Chung;J. Korean Inst. Miner. Energy Resour. Eng.,1965
5. Basic study on the symptomatic plant sampling (The Ration of Leaf Area);Chung;J. Korean Inst. Miner. Energy Resour. Eng.,1971