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Kawamoto, Hiroyuki; Hara, Noritaka . (2011). Electrostatic Cleaning System for Removing Lunar Dust Adhering to Space Suits. Journal of Aerospace Engineering, 24(4), 442–444. doi:10.1061/(asce)as.1943-5525.0000084 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research