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Thomas, Syju; Rahul, S.; Devadas, K.M.; Varghese, Neson; Sundaresan, A.; Syamaprasad, U. . (2014). Co-addition of nano-carbon and nano-silica: An effective method for improving the in-field properties of magnesium diboride superconductor. Materials Chemistry and Physics, 148(1-2), 190–194. doi:10.1016/j.matchemphys.2014.07.030 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research