sci
hub

to open science
Lyczko, Jadwiga; Beach, Daniel G.; Gabryelski, Wojciech . (2015). Commercial formaldehyde standard for mass calibration in mass spectrometry. Journal of Mass Spectrometry, 50(3), 463–469. doi:10.1002/jms.3550 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research