Hua R. Synthesis and Characterization of Lanthanum-Doped Barium-Ferrite/Poly-o-toluidine Composites. ajc [Internet]. 2013 May 2 [cited 2024 Jun. 30];25(10):5463-6. Available from: https://asianpubs.org/index.php/ajchem/article/view/25_10_39