1. K. Shnitter and H. Brumm, “Powders of agglomerates of valve metals and their oxides and method of their preparation,” RF Patent 2542866, Byull. Izobret., no. 6 (2015).
2. T. Yu. Prokhorova, M. N. Miroshnichenko, and V. M. Orlov, “Granulation of capacitor tantalum powders,” Gornyi Inform.-Analit. Byull., No. 1, 47–54 (2007).
3. T. Yu. Prokhorova, V. M. Orlov, M. N. Miroshnichenko, and V. N. Kolosov, “Effect of conditions of sintering of sodium-reduced tantalum powders,” Russ. Metall. (Metally), No. 7, 576–580 (2014).
4. R. Müller, M. Bobeth, H. Brumm, G. Gille, W. Pompe, and J. Thomas, “Kinetics of nanoscale structure development during Mg-vapor reduction of tantalum oxide,” Int. J. Mater. Res. 98 (11), 1138–1145 (2007).
5. H. Haas, U. Bartmann, T. Komea, and N. Sato, “Preparation method of niobium and tantalum powders,” RF Patent 2397843, Byull. Izobret., no. 24 (2010).