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Cheng, Yang; Jiang, Ping; Dong, Xiangchao . (2015). Molecularly imprinted fluorescent chemosensor synthesized using quinoline-modified-β-cyclodextrin as monomer for spermidine recognition. RSC Adv., 5(68), 55066–55074. doi:10.1039/c5ra07761c 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research