PPLICATION OF VAR IN INVESTMENT MANAGEMENT OF OIL FUTURES
LIU Xian-feng;WEN Yan-yuan;GUO Zhi-gang
西南石油大学学报(社会科学版) . 2009, (4): 23 -26 .  DOI: 10.3863/j.issn.1674-5094.2009.04.005