Structure and magnetic properties of coprecipitated nickel-zinc ferrite doped rare earth elements of Sc, Dy, and Gd - Li Shiwen; Pan Jiatong; Gao Feng; Zeng Deqian; Feng Qin; He Chunling; Gjergj Dodbiba; Yuezou Wei; Toyohisa Fujita (Journal of Materials Science: Materials in Electronics, 2021)