sci
hub

to open science
Croce, Annalisa; Martí, José; Murtinu, Samuele . (2013). The impact of venture capital on the productivity growth of European entrepreneurial firms: ‘Screening’ or ‘value added’ effect?. Journal of Business Venturing, 28(4), 489–510. doi:10.1016/j.jbusvent.2012.06.001 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research