1
American Society for Testing and Materials
| ASTM |
1979
제적자료
2
American Society for Testing and Materia
| ASTM |
1978
제적자료
3
American Society for Testing and Materia
| ASTM |
1980
제적자료
4
American Society for Testing and Materials
| ASTM |
1980
제적자료
6
American Society for Testing and Materials
| ASTM |
1973
제적자료
8
American Society for Testing and Materials
| ASTM |
1982
제적자료
9
American Society for Testing and Materials
| ASTM |
1980
제적자료