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Blackledge, B. W.; Green, J. A. M.; Barnes, R.; Way, M. J. . (2020). Tides on other Earths: implications for exoplanet and palaeo‐tidal simulations. Geophysical Research Letters, (), –. doi:10.1029/2019GL085746 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research