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Guo, Haiyun; Fang, Xu; Zhang, Ling; Sun, Junqi . (2019). The Facile Fabrication of Room-Temperature Self-Healing, Mechanically Robust, Highly Stretchable and Tough Polymers Using Dual Dynamic Cross-Linked Polymer Complexes. ACS Applied Materials & Interfaces, (), acsami.9b11166–. doi:10.1021/acsami.9b11166 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research