1. He L H, Weng X M, Yang D Z, Jiao R Z, Song C L. Removal of strontium from high-level radioactive waste by crown-ether extraction. Chin J Nucl Sci Eng (in Chinese), 1995, 15(3): 259–263
2. Yang Q, Han Y D, Liu D M. Extraction of Sr2+, Cs+ in simulated HLLW with crown ethers. J Nucl Radiochem (in Chinese), 1996, 18(01): 61–67
3. Ye G A, Luo F X, Jiang Y Q, Ding S D, Chen W J. Study on the extraction of strontium with amido podand. Atomic Energ Sci Tech (in Chinese), 2001, 35(04): 344–350
4. Dozol J F, Dozol M, Macias R M. Extraction of strontium and cesium by dicarbollides, crown ethers and functionalized calixarenes. J Incl Phenom Macrocycl Chem, 2000, 38: 1–22
5. Shen X H, Xu C, Liu X Q, Chu T W. Ionic liquids used in extraction and separation of metal ions. J Nucl Radiochem (in Chinese), 2006, 28(03): 129–138