Author: Wen Shengyou Wen Zhiying
Publisher: Taylor & Francis Ltd
ISSN: 1002-0071
Source: Progress in Natural Science, Vol.13, Iss.4, 2003-04, pp. : 254-258
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract