共 50 条
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- [2] The crystal structure of A-modification from the sesqui-oxides of rare earth metals. (La2O3, Ce2O3, Pr2O3, Nd2O3). ZEITSCHRIFT FUR PHYSIKALISCHE CHEMIE--STOCHIOMETRIE UND VERWANDTSCHAFTSLEHRE, 1926, 123 (1/2): : 134 - 150
- [3] REACTION OF LA2O3, NB2O3, PR2O3 RARE-EARTH OXIDES WITH COBALT OXIDE ZHURNAL NEORGANICHESKOI KHIMII, 1979, 24 (05): : 1171 - 1174
- [4] PHASE EQUILIBRIA IN Y2O3 - AL2O3 - ND2O3 SYSTEM DOKLADY AKADEMII NAUK SSSR, 1968, 179 (04): : 848 - &
- [5] MONOCLINIC OXIDE TYPES LA2O3 AND PR2O3 COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE C, 1968, 266 (08): : 548 - &
- [6] Analysis of the optical spectrum of Pr3+ in La2O3 and Pr2O3 RARE EARTHS '98, 1999, 315-3 : 415 - 423
- [7] CRISTALLOGRAPHIC DATA ON B SESQUIOXYDES LA2O3 AND PR2O3 BULLETIN DE LA SOCIETE FRANCAISE MINERALOGIE ET DE CRISTALLOGRAPHIE, 1969, 92 (01): : 33 - &