![Frontispiece: Postsynthetic Functionalization of Three-Dimensional Covalent Organic Frameworks for Selective Extraction of Lanthanide Ions]()
Frontispiece: Postsynthetic Functionalization of Three-Dimensional Covalent Organic Frameworks for Selective Extraction of Lanthanide IonsLu, Qiuyu; Ma, Yunchao; Li, Hui; Guan, Xinyu; Yusran, Yusran; Xue, Ming; Fang, Qianrong; Yan, Yushan; Qiu, Shilun; Valtchev, Valentin · Angewandte Chemie International Edition · 2018