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G. V. Kuznetsov,M. V. Piskunov…. (2017). Experimental Determination of Conditions for the Explosive Fragmentation of a Heterogeneous Water Droplet in Heating in a High-Temperature Gas Medium. Journal of Engineering Physics and Thermophysics, 90(3), 625–633. doi:10.1007/s10891-017-1608-8 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research