篇号： 
题名：Multi-dimensional geometric Brownian motions, Onsager-Machlup functions, and applications to mathematical finance,
作者：Yaozhong HU
期刊全称或缩写：Acta Math. Sci.
年份，卷（期），起止页码：20 (2000), 341-358 
电子链接：http://www.wanfangdata.com.cn/qikan/periodical.articles/sxwlxb-e/sxwl2000/0003/000306.htm

P.S. I need the pdf copy. Thanks a lot in advance. I would like to buy it at $200.