| 000 | 004080000a22001330004500 | ||
|---|---|---|---|
| 090 |
_aAR _b04789 |
||
| 100 | 1 |
_aWright, J. F. _998949 |
|
| 700 | 1 |
_aFurse, M. T. _998950 |
|
| 700 | 1 |
_aArmitage, P. D. _998951 |
|
| 245 | 1 | 0 | _aRivpacs a technique for evaluating the biological quality of rivers in the U. K. |
| 041 | 0 | _aInglés | |
| 942 | _cARTICULO | ||
| 773 | 1 |
_tEuropean water pollution Control _h4 _q15-25 _d1993 _g3 |
|
| 999 |
_c13889 _d13889 |
||