Cristóvão, Beata, and Wieslawa Ferenc. “Synthesis and Magnetic Properties of Heteronuclear 3d-4f Compound”. Eclética Química 32, no. 3 (September 24, 2007): 19–24. Accessed November 22, 2024. https://revista.iq.unesp.br/index.php/ecletica/article/view/998.