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Tian, Zhenghong; Gu, Chongshi; Zhang, Zhendan . (2010). [American Society of Civil Engineers 12th Biennial International Conference on Engineering, Construction, and Operations in Challenging Environments; and Fourth NASA/ARO/ASCE Workshop on Granular Materials in Lunar and Martian Exploration - Honolulu, Hawaii, United States (March 14-17, 2010)] Earth and Space 2010 - Problems on Practical Construction of Durable Concrete with Controlled Permeability Formwork Liner. , (), 644–648. doi:10.1061/41096(366)64 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research