Yue, Jianhua, et al. “Distribution of Polychlorinated-Dibenzo-P-Dioxins -Dibenzofurans in Soil from Changsha-Zhuzhou-Xiangtan Urban Agglomeration, China”. Asian Journal of Chemistry, vol. 25, no. 5, Dec. 2012, pp. 2383-8, doi:10.14233/ajchem.2013.13327.