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Vásquez-Dean, Javiera; Maza, Felipe; Morel, Isidora; Pulgar, Rodrigo; González, Mauricio . (2020). Microbial communities from arid environments on a global scale. A systematic review. Biological Research, 53(1), 29–. doi:10.1186/s40659-020-00296-1 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research