pISSN : 1598-706X / eISSN : 2288-8381
Journal of Korea Foundry Society 1990 august ;10(4) : 299-308
Journal of Korea Foundry Society 1990 august ;10(4) : 309-315
Journal of Korea Foundry Society 1990 august ;10(4) : 316-323
Journal of Korea Foundry Society 1990 august ;10(4) : 324-331
Journal of Korea Foundry Society 1990 august ;10(4) : 332-341