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Panwar, Divyani; Panesar, Parmjit S.; Chopra, Harish K. . (2019). Recent Trends on the Valorization Strategies for the Management of Citrus By-products. Food Reviews International, (), 1–30. doi:10.1080/87559129.2019.1695834 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research