pISSN : 1598-706X / eISSN : 2288-8381
Journal of Korea Foundry Society 1992 february ;12(1) : 25-31
Journal of Korea Foundry Society 1992 february ;12(1) : 32-39
Journal of Korea Foundry Society 1992 february ;12(1) : 40-50
Journal of Korea Foundry Society 1992 fe ;12(1) : 51-61
Journal of Korea Foundry Society 1992 february ;12(1) : 62-73