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다국어입력
1
Smith, Roy H, 613.2-S657n | Cambridge University Press | 1990 613.2-S657n,
2
M. Gaffney Flynn, | Institute of Electrical and Electronics Engineers | 2001 ,
3
Mellor, Roy E H, 920-M527e | Columbia University Press | 1979 920-M527e,
4
Balas, Gary J, 559.9-B171u | The MassWorks | 1995 559.9-B171u,