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Lepaumier, Helene; Picq, Dominique; Carrette, Pierre-Louis . (2009). New Amines for CO <sub/>2</sub> Capture. II. Oxidative Degradation Mechanisms. Industrial & Engineering Chemistry Research, 48(20), 9068–9075. doi:10.1021/ie9004749 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research