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Zhou, Yage; Wu, Dan; Hernández, Willinton Yesid; Ma, Changru; Su, Huangyang; Ordomsky, Vitaly . (2019). Alkyl coupling in tertiary amines as analog of Guerbet condensation reaction. RSC Advances, 9(17), 9845–9849. doi:10.1039/C8RA08316A 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research