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Lu Jiang; Amanda Davison; George Tennant; Robert Ramage. (1998). Synthesis and application of a novel coupling reagent, ethyl 1-hydroxy-1H -1,2,3-triazole-4-carboxylate. , 54(47), 14233–14254. doi:10.1016/s0040-4020(98)00876-x 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research