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Arisoy, Bengi; Ercan, Emre; Demir, Ali . (2015). Strengthening of brick masonry with PVA fiber reinforced cement stucco. Construction and Building Materials, 79(), 255–262. doi:10.1016/j.conbuildmat.2014.12.093 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research