Characterization of Extreme Acidophile Bacteria (Acidithiobacillus ferrooxidans) Bioleaching Copper from Flexible PCB by ICP-AES - Weihua Gu; Jianfeng Bai; Jue Dai; Chenglong Zhang; Wenyi Yuan; Jingwei Wang; Pengcheng Wang; Xin Zhao (Journal of Spectroscopy)