 |
| 1. |
|
Surface Coal Mining Effects on Groundwater Recharge
Water Science And Technology Board, Committee On Ground Water Recharge In Surface-Mined Areas, National Research Council, Division On Engineering And Physical Sciences, Commission On Engineering And Technical Systems
Häftad. National Academies Press, USA, 1990.
|
 |
| 2. |
|
Surface Coal Mining Effects on Ground Water Recharge
National Research Council, Division On Engineering And Physical Sciences, Commission On Engineering And Technical Systems, Water Science And Technology Board, Committee On Ground Water Recharge In Surface-Mined Areas
E-bok. National Academies Press, USA, 1990.
|
|
|
|
