sci
hub

to open science
Jiang, B.; Jing, C.; Schoessow, P.; Power, J.; Gai, W. . (2012). Formation of a novel shaped bunch to enhance transformer ratio in collinear wakefield accelerators. Physical Review Special Topics - Accelerators and Beams, 15(1), 011301–. doi:10.1103/PhysRevSTAB.15.011301 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research