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Z.H. Sun, G.H. Zhang, X.Q. Wang, G. Yu, L.Y. Zhu, H.L. Fan and D. Xu
Journal of Crystal Growth 311 ( 13 ): 3455 - 3460 , 2009
G. Sui, W.H. Zhong, X. Ren, X.Q. Wang and X.P. Yang
Materials Chemistry and Physics 115 ( 1 ): 404 - 412 , 2009