CUIMeilan LIHandong. J. Journal of Beijing Normal University(Natural Science), 2011, 47(5): 546-550.
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Citation:
|
CUIMeilan LIHandong. J. Journal of Beijing Normal University(Natural Science), 2011, 47(5): 546-550.
|
CUIMeilan LIHandong. J. Journal of Beijing Normal University(Natural Science), 2011, 47(5): 546-550.
|
Citation:
|
CUIMeilan LIHandong. J. Journal of Beijing Normal University(Natural Science), 2011, 47(5): 546-550.
|