1. Nerium oleander L. as a biomonitor of lead and other heavy metal pollution in the Mediterranean environments;Aksoy;Science of the Total Environment,1997
2. Robinio pseudo-acacia L. as a possible biomonitor of heavy metal pollution in Kayseri;Aksoy;Turkish Journal of Botany,2000
3. Plants as possible indicators of heavy metal pollution in Turkey;Aksoy;Chemia Inzyneria Ekologiczna,2000
4. Chemical Analysis of Ecological Materials;Allen,1989
5. Chemical Analysis of Ecological Materials;Allen,1974