请问各位前辈谁能够找到这几篇早期的文章，我们学校的图书馆历没有这么早期的文章，我现在真的很需要，要是花钱也可以的啊。多谢各位了

1Hashimoto, H. (1983) A World Iron and Steel Economy Model: A Projection for 1980-95.Journal of Policy Modeling 5(3):379-396.

2Labson, B.S. (1994) Modelling the Changing Pattern of Trade in the World Iron Ore and Steel Market. Centre For International Economics Studies Seminar Series,University of Adelaide.