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Moon, Suk-Hee; Park, Ki-Min . (2013). <i>catena</i> -Poly[[silver(I)-μ- <i>N</i> -(pyridin-3-ylmethyl)pyridine-2-amine-κ <sup>2</sup><i>N</i> : <i>N</i> ′] trifluoromethanesulfonate]. Acta Crystallographica Section E Structure Reports Online, 69(7), m414–m415. doi:10.1107/S1600536813016309 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research