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Gupta, Subash Chandra; Prasad, Sahdeo; Aggarwal, Bharat B. . (2016). [Advances in Experimental Medicine and Biology] Anti-inflammatory Nutraceuticals and Chronic Diseases Volume 928 || Berberine and Its Role in Chronic Disease. , 10.1007/978-3-319-41334-1(Chapter 2), 27–45. doi:10.1007/978-3-319-41334-1_2 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research