Note 428 — Chapter XIV · THE ERBIUM AND YTTERBIUM GROUPS—YTTRIUM AND SCANDIUM
Reading edition
Phil. Trans. 1910, A, 210, 359.
[429] Abstr. Chem. Soc. 1913, 104, i. 27.
Reading edition
Phil. Trans. 1910, A, 210, 359.
[429] Abstr. Chem. Soc. 1913, 104, i. 27.