《长安大学学报（社科版）》[ISSN:1671-6248/CN:61-1391/C]
- Issue:
- 2004年04期
- Page:
- 33-37
- Research Field:
- 经济与管理
- Publishing date:
- 2004-12-20
Info
- Title:
- -
- Author(s):
- ZHAO Sheng-long ; XUE Hui-feng
- Institute of Resource & Environment Information Technology, Northwestern Polytechnical University,Xi’an 710072, China
- Keywords:
- -
- PACS:
- F240
- DOI:
- -
- Abstract:
- -
Last Update: 2004-12-20