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Tribovillard, Nicolas. (2020). Arsenic in marine sediments: how robust a redox proxy?. Palaeogeography, Palaeoclimatology, Palaeoecology, (), 109745–. doi:10.1016/j.palaeo.2020.109745 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research