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By: Keng, Yi-Li,Type: ArticleIn: Journal of the Washington Academy of SciencesVolume: 21Series:Issue:Date: 1931Page Range: 526--530Publication Info: Washington [etc Washington Academy of Sciences]Subjects:
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By: Keng, Yi-Li,Type: ArticleIn: Journal of the Washington Academy of SciencesVolume: 35Series:Issue:Date: 1945Page Range: 374--378Publication Info: Washington [etc Washington Academy of Sciences]Subjects:
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By: Keng, Yi-Li, - Keng, Pai-ChiehType: ArticleIn: Journal of the Washington Academy of SciencesVolume: 36Series:Issue:Date: 1946Page Range: 76--86Publication Info: Washington [etc Washington Academy of Sciences]Subjects:
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By: Keng, Yi-Li,Type: ArticleIn: Journal of the Washington Academy of SciencesVolume: 28Series:Issue:Date: 1938Page Range: 298--308Publication Info: Washington [etc Washington Academy of Sciences]Subjects:
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By: Keng, Yi-Li,Type: ArticleIn: Journal of the Washington Academy of SciencesVolume: 48Series:Issue:Date: 1958Page Range: 115--118Publication Info: Washington [etc Washington Academy of Sciences]Subjects: