共 50 条
- [42] CONCENTRATION AND DETERMINATION OF RARE EARTH IMPURITIES IN AN YTTRIUM MATRIX JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1971, 7 (02): : 347 - &
- [43] THERMODYNAMIC PROPERTIES OF ORTHOFERRITES OF RARE-EARTH ELEMENTS AND YTTRIUM DOKLADY AKADEMII NAUK SSSR, 1973, 209 (03): : 618 - 620
- [46] HYDRATED OXALATES OF YTTRIUM GROUP RARE EARTH ELEMENTS AND SCANDIUM JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1971, 33 (10): : 3604 - &
- [50] THIOCARBAMIDE COMPLEXES OF RARE-EARTH ELEMENTS OF YTTRIUM GROUP ZHURNAL NEORGANICHESKOI KHIMII, 1973, 18 (05): : 1212 - 1214