◂
sci
hub

to open science
Yamamoto, Hiroshi; Nishio, Hiroaki; Kanaya, Kenji . (2006). Magnetic Properties of Co-Ni-Cr Spinel Ferrite Fine Particles with Giant Coercivity Prepared by the Chemical Coprecipitation Method. Journal of the Japan Society of Powder and Powder Metallurgy, 53(7), 617–624. doi:10.2497/jjspm.53.617 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research