THE POLAROGRAPHY OF NIOBIUM

[11] LINGANE, 1953, ELECTRO ANAL CHEM, P349

[12] PECSOK, 1954, J AM CHEM SOC, V76, P358

[13] STROMBERG, 1946, Z PHYS KHIM SSSR, V20, P693

[14] WHITTEM, 1953, ATOMIC ENERGY RES ES, V185

[15] ZELTSER, 1932, COLL TRAV TCHEC, V4, P319

[11] LINGANE, 1953, ELECTRO ANAL CHEM, P349

[12] PECSOK, 1954, J AM CHEM SOC, V76, P358

[13] STROMBERG, 1946, Z PHYS KHIM SSSR, V20, P693

[14] WHITTEM, 1953, ATOMIC ENERGY RES ES, V185

[15] ZELTSER, 1932, COLL TRAV TCHEC, V4, P319