1
Gyeong-Hoi Koo, Jae-Han Lee,
| 대한기계학회 |
2004
,
2
Hyun Tae Kim, Dae Gee Hun, Se Joon Kim, Won Mo Su,
| 한국암반공학회 |
2004
,
1
2
3
4
5
US Department of Education
[, ]
6
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