Arakelyan, V.M. and Galstyan, V.E. 2005. SYNTHESIS OF SOLID COMPOUNDS OF Fe$_2$O$_3$–Nb$_2$ AND INVESTIGATION OF THEIR ELECTROPHYSICAL AND PHOTOELECTROCHEMICAL PROPERTIES. Proceedings of the YSU A: Physical and Mathematical Sciences. 39, 2 (207) (Jun. 2005), 59–65. DOI:https://doi.org/10.46991/PYSU:A/2005.39.2.059.