Concerning metallic scandium

[11] The crystal structure of NdAl [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1934, 56 : 56 - 57

[12] TROMBE F, 1935, B SOC CHIM FR, V2, P660

[13] Observations on the rare earths XLV Preparation of rare earth amalgams by displacement [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1935, 57 : 2185 - 2186

[14] 1936, VORTRAGSIEFERAT ANGE, V49, P324

[15] 1922, CHEM ZBL, P251

[16] 1931, MITTEILUNGEN CHEM FA, P11

[11] The crystal structure of NdAl [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1934, 56 : 56 - 57

[12] TROMBE F, 1935, B SOC CHIM FR, V2, P660

[13] Observations on the rare earths XLV Preparation of rare earth amalgams by displacement [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1935, 57 : 2185 - 2186

[14] 1936, VORTRAGSIEFERAT ANGE, V49, P324

[15] 1922, CHEM ZBL, P251

[16] 1931, MITTEILUNGEN CHEM FA, P11