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James T. Dillon; José C. Aponte; Yih-Jin Tsai; Yongsong Huang. (2012). Thin layer chromatography in the separation of unsaturated organic compounds using silver-thiolate chromatographic material. , 1251(none), –. doi:10.1016/j.chroma.2012.06.042 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research