1. Graph Theory, An Algorithmic Approach;Christofides,1975
2. The Management of Corporate Financial Assets: Applications of Mathematical Programming Models;Kornbluth,1987
3. Generally Accepted Accounting Practice in the United Kingdom;UK GAAP,1990
4. Reciprocal or mutual holdings: Allocating earnings and selecting the accounting method;Weil;Accounting Review,1973
5. XMP Software;XMP,1989