sci
hub

to open science
Johannes Drever; Andreas Straube; Thomas Eggert. (2011). A new method to evaluate order and accuracy of inaccurately and incompletely reproduced movement sequences. , 43(1), 269–277. doi:10.3758/s13428-010-0025-0 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research