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Grima, C., Mastrogiuseppe, M., Hayes, A. G., Wall, S. D., Lorenz, R. D., Hofgartner, J. D., … Elachi, C. (2017). Surface roughness of Titan’s hydrocarbon seas. Earth and Planetary Science Letters, 474, 20–24. doi:10.1016/j.epsl.2017.06.007 
10.1016/j.epsl.2017.06.007