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| 1 | Author(s):Donald OBERLEAS, Barbara F. HARLAND Clicked:8293 Download:4774 Cited:6 <Full Text> Journal of Zhejiang University Science B 2008 Vol.9 No.3 P.192-196 DOI:10.1631/jzus.B0710632 |
| 2 | Author(s):Lisbeth BOHN, Anne S. MEYER, S&osl... Clicked:13897 Download:12986 Cited:183 <Full Text> Journal of Zhejiang University Science B 2008 Vol.9 No.3 P.165-191 DOI:10.1631/jzus.B0710640 |