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C.D. Deering; T.W. Horton; D.M. Gravley; J.W. Cole. (2012). Hornblende, cummingtonite, and biotite hydrogen isotopes: Direct evidence of slab-derived fluid flux in silicic magmas of the Taupo Volcanic Zone, New Zealand. , 233-234(none), 0–0. doi:10.1016/j.jvolgeores.2012.04.010 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research