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Ruffino, F; Pugliara, A; Carria, E; Romano, L; Bongiorno, C; Spinella, C; Grimaldi, M G . (2012). Novel approach to the fabrication of Au/silica core–shell nanostructures based on nanosecond laser irradiation of thin Au films on Si. Nanotechnology, 23(4), 045601–. doi:10.1088/0957-4484/23/4/045601 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research