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Gavalas, S.; Gagaoudakis, E.; Katerinopoulou, D.; Petromichelaki, V.; Wight, S.; Wotring, G.; Aperathitis, E.; Kiriakidis, G.; Binas, V. . (2019). Vanadium oxide nanostructured thin films prepared by Aerosol Spray Pyrolysis for gas sensing and thermochromic applications. Materials Science in Semiconductor Processing, 89(), 116–120. doi:10.1016/j.mssp.2018.09.008 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research