8[1]Roy R,Guin K.A proposed model of JIT purchasing in an integrated steal plant[J].International Journal of Production Economies.1999,59(1-3):179-187.
9[2]Gao Z,Tong L.A multi-objective model for purchasing of bulks raw materials of a large scale integrated steel plant[J].International Journal of Production Economics.2003,83 (3):325-334.
10[8]AMAR1 S 1.A theory of adaptive pattern classification[J].IEEE Trans.On Electronic Computers.1967,EC-16:299-307.