sci
hub

to open science
Knappschneider, Arno; Litterscheid, Christian; Brgoch, Jakoah; George, Nathan C.; Henke, Sebastian; Cheetham, Anthony K.; Hu, Jerry G.; Seshadri, Ram; Albert, Barbara . (2015). Manganese Tetraboride, MnB <sub/>4</sub> : High-Temperature Crystal Structure, p-n Transition, <sup>55</sup> Mn NMR Spectroscopy, Solid Solutions, and Mechanical Properties. Chemistry - A European Journal, 21(22), 8177–8181. doi:10.1002/chem.201406631 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research