TY - JOUR AU - I. P. Alimarin AU - O. M. Petrukhin AU - Jie Yun-hsiang TI - Separation of niobium and tantalum by the extraction of niobium $\mathrm{N}$-benzoylphenylhydroxylaminate JO - Doklady Akademii Nauk PY - 1961 SP - 1073 EP - 1074 VL - 136 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_136_5_a17/ LA - ru ID - DAN_1961_136_5_a17 ER -