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Sun, Daquan; Sun, Guoqiang; Zhu, Xingyi; Guarin, Alvaro; Li, Bin; Dai, Ziwei; Ling, Jianming . (2018). A comprehensive review on self-healing of asphalt materials: Mechanism, model, characterization and enhancement. Advances in Colloid and Interface Science, (), S000186861730502X–. doi:10.1016/j.cis.2018.05.003 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research