Journal of Systems Science and Complexity > 2007 > 20 > 2 > 243-250
Source
Abstract
Identifiers
journal ISSN : | 1009-6124 |
journal e-ISSN : | 1559-7067 |
DOI | 10.1007/s11424-007-9021-6 |
Journal of Systems Science and Complexity > 2007 > 20 > 2 > 243-250
journal ISSN : | 1009-6124 |
journal e-ISSN : | 1559-7067 |
DOI | 10.1007/s11424-007-9021-6 |