التفاصيل البيبلوغرافية
| مؤلفون مشاركون: |
Tunnel and Shaft Conference, Minneapolis,
American Society of Civil Engineers,
Society of Mining Engineers of AIME,
University of Minnesota. School of Mineral and Metallurgical Engineering,
Minnesota. University. Dept. of Civil Engineering |
|---|
| مؤلفون آخرون: |
Yardley, Donald H., 1917-
(ed.) |
|---|
| التنسيق: | وقائع المؤتمر
كتاب
|
|---|
| اللغة: | English |
|---|
| منشور في: |
New York,
Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers,
1970.
|
|---|
| الموضوعات: | |
|---|