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Principle of the Identification for the Fourth Harmonic Element Uniqueness
MENG Ling-jiang . Principle of the Identification for the Fourth Harmonic Element Uniqueness[J]. Journal of Hebei University(Natural Science Edition), 2006 , 26(6) : 577 -578 . DOI: 10.3969/j.issn.1000-1565.2006.06.005
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